158159400 has 96 divisors (see below), whose sum is σ = 560351040. Its totient is φ = 36149760.

The previous prime is 158159399. The next prime is 158159437. The reversal of 158159400 is 4951851.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14629 + ... + 23028.

It is an arithmetic number, because the mean of its divisors is an integer number (5836990).

Almost surely, 2^158159400 is an apocalyptic number.

158159400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

158159400 is an abundant number, since it is smaller than the sum of its proper divisors (402191640).

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

158159400 is a wasteful number, since it uses less digits than its factorization.

158159400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37683 (or 37674 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 33.

The square root of 158159400 is about 12576.1440831441. The cubic root of 158159400 is about 540.7937572223.

The spelling of 158159400 in words is "one hundred fifty-eight million, one hundred fifty-nine thousand, four hundred".