72337422 has 32 divisors (see below), whose sum is σ = 148377600. Its totient is φ = 23502528.

The previous prime is 72337411. The next prime is 72337429. The reversal of 72337422 is 22473327.

It is a self number, because there is not a number n which added to its sum of digits gives 72337422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72337429) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44154 + ... + 45762.

It is an arithmetic number, because the mean of its divisors is an integer number (4636800).

Almost surely, 2^72337422 is an apocalyptic number.

72337422 is an abundant number, since it is smaller than the sum of its proper divisors (76040178).

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

72337422 is a wasteful number, since it uses less digits than its factorization.

72337422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1800.

The product of its digits is 14112, while the sum is 30.

The square root of 72337422 is about 8505.1409159402. The cubic root of 72337422 is about 416.6656280152.

The spelling of 72337422 in words is "seventy-two million, three hundred thirty-seven thousand, four hundred twenty-two".