797491406 has 16 divisors (see below), whose sum is σ = 1203621120. Its totient is φ = 396291000.

The previous prime is 797491393. The next prime is 797491423. The reversal of 797491406 is 604194797.

It is a happy number.

It is a congruent number.

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, 339785 + ... + 342123.

It is an arithmetic number, because the mean of its divisors is an integer number (75226320).

Almost surely, 2^797491406 is an apocalyptic number.

797491406 is a deficient number, since it is larger than the sum of its proper divisors (406129714).

797491406 is a wasteful number, since it uses less digits than its factorization.

797491406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3319.

The product of its (nonzero) digits is 381024, while the sum is 47.

The square root of 797491406 is about 28239.8903326482. The cubic root of 797491406 is about 927.3464289007.

The spelling of 797491406 in words is "seven hundred ninety-seven million, four hundred ninety-one thousand, four hundred six".