672798034 has 4 divisors (see below), whose sum is σ = 1009197054. Its totient is φ = 336399016.

The previous prime is 672798023. The next prime is 672798041. The reversal of 672798034 is 430897276.

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

It can be written as a sum of positive squares in only one way, i.e., 668067409 + 4730625 = 25847^2 + 2175^2 .

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 as a sum of consecutive naturals, namely, 168199507 + ... + 168199510.

Almost surely, 2^672798034 is an apocalyptic number.

672798034 is a deficient number, since it is larger than the sum of its proper divisors (336399020).

672798034 is a wasteful number, since it uses less digits than its factorization.

672798034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336399019.

The product of its (nonzero) digits is 508032, while the sum is 46.

The square root of 672798034 is about 25938.3506414729. The cubic root of 672798034 is about 876.2504175203.

The spelling of 672798034 in words is "six hundred seventy-two million, seven hundred ninety-eight thousand, thirty-four".