997496652 has 24 divisors (see below), whose sum is σ = 2348092656. Its totient is φ = 329555968.

The previous prime is 997496597. The next prime is 997496663. The reversal of 997496652 is 256694799.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 997496592 and 997496601.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 366453 + ... + 369164.

It is an arithmetic number, because the mean of its divisors is an integer number (97837194).

Almost surely, 2^997496652 is an apocalyptic number.

It is an amenable number.

997496652 is an abundant number, since it is smaller than the sum of its proper divisors (1350596004).

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

997496652 is a wasteful number, since it uses less digits than its factorization.

997496652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 735737 (or 735735 counting only the distinct ones).

The product of its digits is 7348320, while the sum is 57.

The square root of 997496652 is about 31583.1703918400. The cubic root of 997496652 is about 999.1648533910.

The spelling of 997496652 in words is "nine hundred ninety-seven million, four hundred ninety-six thousand, six hundred fifty-two".