740598 has 8 divisors (see below), whose sum is σ = 1481208. Its totient is φ = 246864.

The previous prime is 740591. The next prime is 740599. The reversal of 740598 is 895047.

It is a sphenic number, since it is the product of 3 distinct primes.

740598 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (740591) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61711 + ... + 61722.

It is an arithmetic number, because the mean of its divisors is an integer number (185151).

2⁷⁴⁰⁵⁹⁸ is an apocalyptic number.

740598 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

740598 is a wasteful number, since it uses less digits than its factorization.

740598 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123438.

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 740598 is about 860.5800369518. The cubic root of 740598 is about 90.4747749768.

Subtracting 740598 from its reverse (895047), we obtain a square (154449 = 393²).

It can be divided in two parts, 7405 and 98, that added together give a triangular number (7503 = T₁₂₂).

The spelling of 740598 in words is "seven hundred forty thousand, five hundred ninety-eight".