400013102 has 8 divisors (see below), whose sum is σ = 626107536. Its totient is φ = 191310592.

The previous prime is 400013083. The next prime is 400013113. The reversal of 400013102 is 201310004.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 4347923 + ... + 4348014.

It is an arithmetic number, because the mean of its divisors is an integer number (78263442).

Almost surely, 2^400013102 is an apocalyptic number.

400013102 is a deficient number, since it is larger than the sum of its proper divisors (226094434).

400013102 is a wasteful number, since it uses less digits than its factorization.

400013102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8695962.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 400013102 is about 20000.3275473178. The cubic root of 400013102 is about 736.8143443370.

Adding to 400013102 its reverse (201310004), we get a palindrome (601323106).

The spelling of 400013102 in words is "four hundred million, thirteen thousand, one hundred two".