72014340 has 48 divisors (see below), whose sum is σ = 205938432. Its totient is φ = 18794496.

The previous prime is 72014339. The next prime is 72014353. The reversal of 72014340 is 4341027.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9949 + ... + 15588.

It is an arithmetic number, because the mean of its divisors is an integer number (4290384).

Almost surely, 2^72014340 is an apocalyptic number.

It is an amenable number.

72014340 is an abundant number, since it is smaller than the sum of its proper divisors (133924092).

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

72014340 is a wasteful number, since it uses less digits than its factorization.

72014340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25596 (or 25594 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 72014340 is about 8486.1263247727. The cubic root of 72014340 is about 416.0443816678.

Adding to 72014340 its reverse (4341027), we get a palindrome (76355367).

The spelling of 72014340 in words is "seventy-two million, fourteen thousand, three hundred forty".