1397006492 has 12 divisors (see below), whose sum is σ = 2794013040. Its totient is φ = 598717056.

The previous prime is 1397006461. The next prime is 1397006503. The reversal of 1397006492 is 2946007931.

1397006492 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24946517 + ... + 24946572.

It is an arithmetic number, because the mean of its divisors is an integer number (232834420).

Almost surely, 2^1397006492 is an apocalyptic number.

It is an amenable number.

1397006492 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.

1397006492 is a wasteful number, since it uses less digits than its factorization.

1397006492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49893100 (or 49893098 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 41.

The square root of 1397006492 is about 37376.5500280590. The cubic root of 1397006492 is about 1117.8910387567.

The spelling of 1397006492 in words is "one billion, three hundred ninety-seven million, six thousand, four hundred ninety-two".