3157394 has 8 divisors (see below), whose sum is σ = 4942080. Its totient is φ = 1510036.

The previous prime is 3157391. The next prime is 3157397. The reversal of 3157394 is 4937513.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3157391) and next prime (3157397).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 3157394.

It is not an unprimeable number, because it can be changed into a prime (3157391) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34274 + ... + 34365.

It is an arithmetic number, because the mean of its divisors is an integer number (617760).

Almost surely, 2^3157394 is an apocalyptic number.

3157394 is a deficient number, since it is larger than the sum of its proper divisors (1784686).

3157394 is a wasteful number, since it uses less digits than its factorization.

3157394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68664.

The product of its digits is 11340, while the sum is 32.

The square root of 3157394 is about 1776.9057375111. The cubic root of 3157394 is about 146.7043280235.

The spelling of 3157394 in words is "three million, one hundred fifty-seven thousand, three hundred ninety-four".