72422335 has 4 divisors (see below), whose sum is σ = 86906808. Its totient is φ = 57937864.

The previous prime is 72422291. The next prime is 72422341. The reversal of 72422335 is 53322427.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 72422335 - 2²¹ = 70325183 is a prime.

It is a super-3 number, since 3×72422335³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7242229 + ... + 7242238.

It is an arithmetic number, because the mean of its divisors is an integer number (21726702).

Almost surely, 2^72422335 is an apocalyptic number.

72422335 is a deficient number, since it is larger than the sum of its proper divisors (14484473).

72422335 is a wasteful number, since it uses less digits than its factorization.

72422335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14484472.

The product of its digits is 10080, while the sum is 28.

The square root of 72422335 is about 8510.1313150856. The cubic root of 72422335 is about 416.8285980374.

The spelling of 72422335 in words is "seventy-two million, four hundred twenty-two thousand, three hundred thirty-five".