3155494 has 8 divisors (see below), whose sum is σ = 4790520. Its totient is φ = 1558656.

The previous prime is 3155473. The next prime is 3155513. The reversal of 3155494 is 4945513.

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

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, 9339 + ... + 9670.

It is an arithmetic number, because the mean of its divisors is an integer number (598815).

Almost surely, 2^3155494 is an apocalyptic number.

3155494 is a deficient number, since it is larger than the sum of its proper divisors (1635026).

3155494 is a wasteful number, since it uses less digits than its factorization.

3155494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19094.

The product of its digits is 10800, while the sum is 31.

The square root of 3155494 is about 1776.3710198041. The cubic root of 3155494 is about 146.6748950847.

The spelling of 3155494 in words is "three million, one hundred fifty-five thousand, four hundred ninety-four".