72205046 has 8 divisors (see below), whose sum is σ = 108757704. Its totient is φ = 35952480.

The previous prime is 72205039. The next prime is 72205051. The reversal of 72205046 is 64050227.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 74420 + ... + 75383.

It is an arithmetic number, because the mean of its divisors is an integer number (13594713).

Almost surely, 2^72205046 is an apocalyptic number.

72205046 is a deficient number, since it is larger than the sum of its proper divisors (36552658).

72205046 is a wasteful number, since it uses less digits than its factorization.

72205046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150046.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 72205046 is about 8497.3552356013. The cubic root of 72205046 is about 416.4113096324.

The spelling of 72205046 in words is "seventy-two million, two hundred five thousand, forty-six".