72537754 has 8 divisors (see below), whose sum is σ = 108859968. Its totient is φ = 36251100.

The previous prime is 72537749. The next prime is 72537823. The reversal of 72537754 is 45773527.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 3012 + ... + 12415.

It is an arithmetic number, because the mean of its divisors is an integer number (13607496).

Almost surely, 2^72537754 is an apocalyptic number.

72537754 is a deficient number, since it is larger than the sum of its proper divisors (36322214).

72537754 is a wasteful number, since it uses less digits than its factorization.

72537754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17780.

The product of its digits is 205800, while the sum is 40.

The square root of 72537754 is about 8516.9098856334. The cubic root of 72537754 is about 417.0499128434.

The spelling of 72537754 in words is "seventy-two million, five hundred thirty-seven thousand, seven hundred fifty-four".