152443900 has 108 divisors (see below), whose sum is σ = 392740488. Its totient is φ = 51192960.

The previous prime is 152443891. The next prime is 152443933. The reversal of 152443900 is 9344251.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 259407 + ... + 259993.

It is an arithmetic number, because the mean of its divisors is an integer number (3636486).

Almost surely, 2^152443900 is an apocalyptic number.

152443900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 152443900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (196370244).

152443900 is an abundant number, since it is smaller than the sum of its proper divisors (240296588).

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

152443900 is a wasteful number, since it uses less digits than its factorization.

152443900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 668 (or 654 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 152443900 is about 12346.8174036875. The cubic root of 152443900 is about 534.1993439051.

The spelling of 152443900 in words is "one hundred fifty-two million, four hundred forty-three thousand, nine hundred".