72098084 has 12 divisors (see below), whose sum is σ = 132812400. Its totient is φ = 34151688.

The previous prime is 72098069. The next prime is 72098087. The reversal of 72098084 is 48089027.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is not an unprimeable number, because it can be changed into a prime (72098087) 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, 474254 + ... + 474405.

It is an arithmetic number, because the mean of its divisors is an integer number (11067700).

Almost surely, 2^72098084 is an apocalyptic number.

It is an amenable number.

72098084 is a deficient number, since it is larger than the sum of its proper divisors (60714316).

72098084 is a wasteful number, since it uses less digits than its factorization.

72098084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 948682 (or 948680 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 38.

The square root of 72098084 is about 8491.0590623314. The cubic root of 72098084 is about 416.2055890238.

The spelling of 72098084 in words is "seventy-two million, ninety-eight thousand, eighty-four".