672529634 has 16 divisors (see below), whose sum is σ = 1161711936. Its totient is φ = 286026000.

The previous prime is 672529621. The next prime is 672529709. The reversal of 672529634 is 436925276.

672529634 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×672529634² = 904592217216347912, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 181517 + ... + 185184.

It is an arithmetic number, because the mean of its divisors is an integer number (72606996).

Almost surely, 2^672529634 is an apocalyptic number.

672529634 is a deficient number, since it is larger than the sum of its proper divisors (489182302).

672529634 is a wasteful number, since it uses less digits than its factorization.

672529634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366841.

The product of its digits is 544320, while the sum is 44.

The square root of 672529634 is about 25933.1763191476. The cubic root of 672529634 is about 876.1338808672.

The spelling of 672529634 in words is "six hundred seventy-two million, five hundred twenty-nine thousand, six hundred thirty-four".