155952036 has 18 divisors (see below), whose sum is σ = 394212182. Its totient is φ = 51984000.

The previous prime is 155952031. The next prime is 155952037. The reversal of 155952036 is 630259551.

155952036 is a `hidden beast` number, since 15 + 595 + 20 + 36 = 666.

It can be written as a sum of positive squares in only one way, i.e., 125216100 + 30735936 = 11190^2 + 5544^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 4332001 = 155952036 / (1 + 5 + 5 + 9 + 5 + 2 + 0 + 3 + 6).

It is not an unprimeable number, because it can be changed into a prime (155952031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2165965 + ... + 2166036.

Almost surely, 2^155952036 is an apocalyptic number.

It is an amenable number.

155952036 is an abundant number, since it is smaller than the sum of its proper divisors (238260146).

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

155952036 is a wasteful number, since it uses less digits than its factorization.

155952036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4332011 (or 4332006 counting only the distinct ones).

The product of its (nonzero) digits is 40500, while the sum is 36.

The square root of 155952036 is about 12488.0757524929. The cubic root of 155952036 is about 538.2660845257.

The spelling of 155952036 in words is "one hundred fifty-five million, nine hundred fifty-two thousand, thirty-six".