72277088 has 24 divisors (see below), whose sum is σ = 153242208. Its totient is φ = 33358464.

The previous prime is 72277087. The next prime is 72277141. The reversal of 72277088 is 88077227.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72277087) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86456 + ... + 87287.

It is an arithmetic number, because the mean of its divisors is an integer number (6385092).

Almost surely, 2^72277088 is an apocalyptic number.

It is an amenable number.

72277088 is an abundant number, since it is smaller than the sum of its proper divisors (80965120).

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

72277088 is a wasteful number, since it uses less digits than its factorization.

72277088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173766 (or 173758 counting only the distinct ones).

The product of its (nonzero) digits is 87808, while the sum is 41.

The square root of 72277088 is about 8501.5932624420. The cubic root of 72277088 is about 416.5497539362.

The spelling of 72277088 in words is "seventy-two million, two hundred seventy-seven thousand, eighty-eight".