158082400 has 72 divisors (see below), whose sum is σ = 441065520. Its totient is φ = 54197760.

The previous prime is 158082377. The next prime is 158082409. The reversal of 158082400 is 4280851.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158082409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8515 + ... + 19714.

It is an arithmetic number, because the mean of its divisors is an integer number (6125910).

Almost surely, 2^158082400 is an apocalyptic number.

158082400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

158082400 is an abundant number, since it is smaller than the sum of its proper divisors (282983120).

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

158082400 is a wasteful number, since it uses less digits than its factorization.

158082400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28256 (or 28243 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 28.

The square root of 158082400 is about 12573.0823587536. The cubic root of 158082400 is about 540.7059810530.

The spelling of 158082400 in words is "one hundred fifty-eight million, eighty-two thousand, four hundred".