740857005 has 96 divisors (see below), whose sum is σ = 1512935424. Its totient is φ = 328364928.

The previous prime is 740857001. The next prime is 740857009. The reversal of 740857005 is 500758047.

It is an interprime number because it is at equal distance from previous prime (740857001) and next prime (740857009).

It is not a de Polignac number, because 740857005 - 2² = 740857001 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (740857001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2413062 + ... + 2413368.

It is an arithmetic number, because the mean of its divisors is an integer number (15759744).

Almost surely, 2^740857005 is an apocalyptic number.

It is an amenable number.

740857005 is an abundant number, since it is smaller than the sum of its proper divisors (772078419).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

740857005 is a wasteful number, since it uses less digits than its factorization.

740857005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535 (or 532 counting only the distinct ones).

The product of its (nonzero) digits is 39200, while the sum is 36.

The square root of 740857005 is about 27218.6885246148. The cubic root of 740857005 is about 904.8532081848.

The spelling of 740857005 in words is "seven hundred forty million, eight hundred fifty-seven thousand, five".