401552002 has 32 divisors (see below), whose sum is σ = 649918080. Its totient is φ = 185391360.

The previous prime is 401551999. The next prime is 401552003. The reversal of 401552002 is 200255104.

It is a super-2 number, since 2×401552002² = 322488020620416008, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (401552003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 958149 + ... + 958567.

It is an arithmetic number, because the mean of its divisors is an integer number (20309940).

Almost surely, 2^401552002 is an apocalyptic number.

401552002 is a deficient number, since it is larger than the sum of its proper divisors (248366078).

401552002 is a wasteful number, since it uses less digits than its factorization.

401552002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 906.

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

The square root of 401552002 is about 20038.7624867405. The cubic root of 401552002 is about 737.7580072863.

The spelling of 401552002 in words is "four hundred one million, five hundred fifty-two thousand, two".