672205542 has 16 divisors (see below), whose sum is σ = 1347451200. Its totient is φ = 223561832.

The previous prime is 672205487. The next prime is 672205553. The reversal of 672205542 is 245502276.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123792 + ... + 129107.

It is an arithmetic number, because the mean of its divisors is an integer number (84215700).

Almost surely, 2^672205542 is an apocalyptic number.

672205542 is an abundant number, since it is smaller than the sum of its proper divisors (675245658).

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

672205542 is a wasteful number, since it uses less digits than its factorization.

672205542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253347.

The product of its (nonzero) digits is 33600, while the sum is 33.

The square root of 672205542 is about 25926.9269679228. The cubic root of 672205542 is about 875.9931219618.

The spelling of 672205542 in words is "six hundred seventy-two million, two hundred five thousand, five hundred forty-two".