997461260 has 24 divisors (see below), whose sum is σ = 2139238080. Its totient is φ = 390495104.

The previous prime is 997461253. The next prime is 997461271. The reversal of 997461260 is 62164799.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 529625 + ... + 531504.

It is an arithmetic number, because the mean of its divisors is an integer number (89134920).

Almost surely, 2^997461260 is an apocalyptic number.

It is an amenable number.

997461260 is an abundant number, since it is smaller than the sum of its proper divisors (1141776820).

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

997461260 is a wasteful number, since it uses less digits than its factorization.

997461260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1061185 (or 1061183 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 44.

The square root of 997461260 is about 31582.6100884648. The cubic root of 997461260 is about 999.1530361882.

The spelling of 997461260 in words is "nine hundred ninety-seven million, four hundred sixty-one thousand, two hundred sixty".