72462072 has 16 divisors (see below), whose sum is σ = 181155240. Its totient is φ = 24154016.

The previous prime is 72462053. The next prime is 72462073. The reversal of 72462072 is 27026427.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72462073) 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, 1509603 + ... + 1509650.

Almost surely, 2^72462072 is an apocalyptic number.

It is an amenable number.

72462072 is an abundant number, since it is smaller than the sum of its proper divisors (108693168).

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

72462072 is a wasteful number, since it uses less digits than its factorization.

72462072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3019262 (or 3019258 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 30.

The square root of 72462072 is about 8512.4656827502. The cubic root of 72462072 is about 416.9048198712.

Adding to 72462072 its reverse (27026427), we get a palindrome (99488499).

The spelling of 72462072 in words is "seventy-two million, four hundred sixty-two thousand, seventy-two".