611683425 has 72 divisors (see below), whose sum is σ = 1122261504. Its totient is φ = 318401280.

The previous prime is 611683411. The next prime is 611683433. The reversal of 611683425 is 524386116.

It is a happy number.

611683425 is a `hidden beast` number, since 611 + 6 + 8 + 34 + 2 + 5 = 666.

It is not a de Polignac number, because 611683425 - 2⁵ = 611683393 is a prime.

It is a super-2 number, since 2×611683425² = 748313224839461250, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 611683425.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2742864 + ... + 2743086.

Almost surely, 2^611683425 is an apocalyptic number.

It is an amenable number.

611683425 is a deficient number, since it is larger than the sum of its proper divisors (510578079).

611683425 is a wasteful number, since it uses less digits than its factorization.

611683425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 479 (or 471 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 611683425 is about 24732.2345330947. The cubic root of 611683425 is about 848.8720563691.

The spelling of 611683425 in words is "six hundred eleven million, six hundred eighty-three thousand, four hundred twenty-five".