401252524 has 12 divisors (see below), whose sum is σ = 712082448. Its totient is φ = 197800400.

The previous prime is 401252519. The next prime is 401252573. The reversal of 401252524 is 425252104.

It is a super-2 number, since 2×401252524² = 322007176032741152, which contains 22 as substring.

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, 706147 + ... + 706714.

It is an arithmetic number, because the mean of its divisors is an integer number (59340204).

Almost surely, 2^401252524 is an apocalyptic number.

It is an amenable number.

401252524 is a deficient number, since it is larger than the sum of its proper divisors (310829924).

401252524 is a wasteful number, since it uses less digits than its factorization.

401252524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1412936 (or 1412934 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 401252524 is about 20031.2886255478. The cubic root of 401252524 is about 737.5745547152.

The spelling of 401252524 in words is "four hundred one million, two hundred fifty-two thousand, five hundred twenty-four".