400096158 has 32 divisors (see below), whose sum is σ = 997643520. Its totient is φ = 103920960.

The previous prime is 400096153. The next prime is 400096223. The reversal of 400096158 is 851690004.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400096153) 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, 432543 + ... + 433466.

It is an arithmetic number, because the mean of its divisors is an integer number (31176360).

Almost surely, 2^400096158 is an apocalyptic number.

400096158 is an abundant number, since it is smaller than the sum of its proper divisors (597547362).

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

400096158 is a wasteful number, since it uses less digits than its factorization.

400096158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 866032.

The product of its (nonzero) digits is 8640, while the sum is 33.

The square root of 400096158 is about 20002.4038055430. The cubic root of 400096158 is about 736.8653365144.

The spelling of 400096158 in words is "four hundred million, ninety-six thousand, one hundred fifty-eight".