97957802 has 4 divisors (see below), whose sum is σ = 146936706. Its totient is φ = 48978900.

The previous prime is 97957793. The next prime is 97957807. The reversal of 97957802 is 20875979.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 57138481 + 40819321 = 7559^2 + 6389^2 .

It is not an unprimeable number, because it can be changed into a prime (97957807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24489449 + ... + 24489452.

Almost surely, 2^97957802 is an apocalyptic number.

97957802 is a deficient number, since it is larger than the sum of its proper divisors (48978904).

97957802 is a wasteful number, since it uses less digits than its factorization.

97957802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48978903.

The product of its (nonzero) digits is 317520, while the sum is 47.

The square root of 97957802 is about 9897.3633862762. The cubic root of 97957802 is about 460.9774458312.

The spelling of 97957802 in words is "ninety-seven million, nine hundred fifty-seven thousand, eight hundred two".