672732434 has 16 divisors (see below), whose sum is σ = 1105030080. Its totient is φ = 304622160.

The previous prime is 672732427. The next prime is 672732439. The reversal of 672732434 is 434237276.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (672732439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52349 + ... + 63920.

It is an arithmetic number, because the mean of its divisors is an integer number (69064380).

Almost surely, 2^672732434 is an apocalyptic number.

672732434 is a deficient number, since it is larger than the sum of its proper divisors (432297646).

672732434 is a wasteful number, since it uses less digits than its factorization.

672732434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116545.

The product of its digits is 169344, while the sum is 38.

The square root of 672732434 is about 25937.0860738056. The cubic root of 672732434 is about 876.2219375046.

The spelling of 672732434 in words is "six hundred seventy-two million, seven hundred thirty-two thousand, four hundred thirty-four".