72012414 has 16 divisors (see below), whose sum is σ = 145300752. Its totient is φ = 23791488.

The previous prime is 72012407. The next prime is 72012419. The reversal of 72012414 is 41421027.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72012419) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52429 + ... + 53784.

It is an arithmetic number, because the mean of its divisors is an integer number (9081297).

Almost surely, 2^72012414 is an apocalyptic number.

72012414 is an abundant number, since it is smaller than the sum of its proper divisors (73288338).

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

72012414 is a wasteful number, since it uses less digits than its factorization.

72012414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106331.

The product of its (nonzero) digits is 448, while the sum is 21.

The square root of 72012414 is about 8486.0128446756. The cubic root of 72012414 is about 416.0406726443.

The spelling of 72012414 in words is "seventy-two million, twelve thousand, four hundred fourteen".