3149457 has 8 divisors (see below), whose sum is σ = 4214784. Its totient is φ = 2091888.

The previous prime is 3149441. The next prime is 3149467. The reversal of 3149457 is 7549413.

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

It is not a de Polignac number, because 3149457 - 2⁴ = 3149441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3149467) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 913 + ... + 2670.

It is an arithmetic number, because the mean of its divisors is an integer number (526848).

Almost surely, 2^3149457 is an apocalyptic number.

It is an amenable number.

3149457 is a deficient number, since it is larger than the sum of its proper divisors (1065327).

3149457 is a wasteful number, since it uses less digits than its factorization.

3149457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3879.

The product of its digits is 15120, while the sum is 33.

The square root of 3149457 is about 1774.6709554168. The cubic root of 3149457 is about 146.5812973119.

The spelling of 3149457 in words is "three million, one hundred forty-nine thousand, four hundred fifty-seven".