401625412 has 12 divisors (see below), whose sum is σ = 704079376. Its totient is φ = 200459880.

The previous prime is 401625383. The next prime is 401625431. The reversal of 401625412 is 214526104.

It is a happy number.

It is a super-2 number, since 2×401625412² = 322605943128339488, which contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 85638 + ... + 90205.

Almost surely, 2^401625412 is an apocalyptic number.

It is an amenable number.

401625412 is a deficient number, since it is larger than the sum of its proper divisors (302453964).

401625412 is a wasteful number, since it uses less digits than its factorization.

401625412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176418 (or 176416 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 401625412 is about 20040.5941029701. The cubic root of 401625412 is about 737.8029624561.

The spelling of 401625412 in words is "four hundred one million, six hundred twenty-five thousand, four hundred twelve".