3157401 has 16 divisors (see below), whose sum is σ = 4773440. Its totient is φ = 1840320.

The previous prime is 3157397. The next prime is 3157411. The reversal of 3157401 is 1047513.

It is not a de Polignac number, because 3157401 - 2² = 3157397 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3157411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1390 + ... + 2871.

It is an arithmetic number, because the mean of its divisors is an integer number (298340).

Almost surely, 2^3157401 is an apocalyptic number.

It is an amenable number.

3157401 is a deficient number, since it is larger than the sum of its proper divisors (1616039).

3157401 is a wasteful number, since it uses less digits than its factorization.

3157401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4296.

The product of its (nonzero) digits is 420, while the sum is 21.

The square root of 3157401 is about 1776.9077072262. The cubic root of 3157401 is about 146.7044364389.

The spelling of 3157401 in words is "three million, one hundred fifty-seven thousand, four hundred one".