72377485 has 4 divisors (see below), whose sum is σ = 86852988. Its totient is φ = 57901984.

The previous prime is 72377477. The next prime is 72377497. The reversal of 72377485 is 58477327.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 11115556 + 61261929 = 3334^2 + 7827^2 .

It is a cyclic number.

It is not a de Polignac number, because 72377485 - 2³ = 72377477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7237744 + ... + 7237753.

It is an arithmetic number, because the mean of its divisors is an integer number (21713247).

Almost surely, 2^72377485 is an apocalyptic number.

It is an amenable number.

72377485 is a deficient number, since it is larger than the sum of its proper divisors (14475503).

72377485 is a wasteful number, since it uses less digits than its factorization.

72377485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14475502.

The product of its digits is 329280, while the sum is 43.

The square root of 72377485 is about 8507.4958125173. The cubic root of 72377485 is about 416.7425351625.

The spelling of 72377485 in words is "seventy-two million, three hundred seventy-seven thousand, four hundred eighty-five".