401002552 has 8 divisors (see below), whose sum is σ = 751879800. Its totient is φ = 200501272.

The previous prime is 401002541. The next prime is 401002573. The reversal of 401002552 is 255200104.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25062652 + ... + 25062667.

It is an arithmetic number, because the mean of its divisors is an integer number (93984975).

Almost surely, 2^401002552 is an apocalyptic number.

It is an amenable number.

401002552 is a deficient number, since it is larger than the sum of its proper divisors (350877248).

401002552 is a wasteful number, since it uses less digits than its factorization.

401002552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50125325 (or 50125321 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 401002552 is about 20025.0481147986. The cubic root of 401002552 is about 737.4213583482.

Adding to 401002552 its reverse (255200104), we get a palindrome (656202656).

The spelling of 401002552 in words is "four hundred one million, two thousand, five hundred fifty-two".