3494457 has 6 divisors (see below), whose sum is σ = 5047562. Its totient is φ = 2329632.

The previous prime is 3494453. The next prime is 3494467. The reversal of 3494457 is 7544943.

3494457 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 3493161 + 1296 = 1869^2 + 36^2 .

It is not a de Polignac number, because 3494457 - 2² = 3494453 is a prime.

It is a super-2 number, since 2×3494457² = 24422459449698, which contains 22 as substring.

It is a Duffinian number.

3494457 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3494453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 194128 + ... + 194145.

Almost surely, 2^3494457 is an apocalyptic number.

It is an amenable number.

3494457 is a deficient number, since it is larger than the sum of its proper divisors (1553105).

3494457 is a wasteful number, since it uses less digits than its factorization.

3494457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388279 (or 388276 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 3494457 is about 1869.3466773180. The cubic root of 3494457 is about 151.7492547553.

The spelling of 3494457 in words is "three million, four hundred ninety-four thousand, four hundred fifty-seven".