400150152 has 64 divisors (see below), whose sum is σ = 1116561600. Its totient is φ = 132779520.

The previous prime is 400150133. The next prime is 400150169. The reversal of 400150152 is 251051004.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44952 + ... + 53112.

It is an arithmetic number, because the mean of its divisors is an integer number (17446275).

Almost surely, 2^400150152 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 400150152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (558280800).

400150152 is an abundant number, since it is smaller than the sum of its proper divisors (716411448).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

400150152 is a wasteful number, since it uses less digits than its factorization.

400150152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8403 (or 8393 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 18.

The square root of 400150152 is about 20003.7534477907. The cubic root of 400150152 is about 736.8984823108.

The spelling of 400150152 in words is "four hundred million, one hundred fifty thousand, one hundred fifty-two".