72324154 has 32 divisors (see below), whose sum is σ = 131950080. Its totient is φ = 29023488.

The previous prime is 72324149. The next prime is 72324229. The reversal of 72324154 is 45142327.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 53839 + ... + 55165.

It is an arithmetic number, because the mean of its divisors is an integer number (4123440).

Almost surely, 2^72324154 is an apocalyptic number.

72324154 is a deficient number, since it is larger than the sum of its proper divisors (59625926).

72324154 is a wasteful number, since it uses less digits than its factorization.

72324154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1582.

The product of its digits is 6720, while the sum is 28.

The square root of 72324154 is about 8504.3608813361. The cubic root of 72324154 is about 416.6401517705.

The spelling of 72324154 in words is "seventy-two million, three hundred twenty-four thousand, one hundred fifty-four".