672915434 has 8 divisors (see below), whose sum is σ = 1013900160. Its totient is φ = 334948716.

The previous prime is 672915431. The next prime is 672915491. The reversal of 672915434 is 434519276.

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

It is a junction number, because it is equal to n+sod(n) for n = 672915391 and 672915400.

It is not an unprimeable number, because it can be changed into a prime (672915431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 753944 + ... + 754835.

It is an arithmetic number, because the mean of its divisors is an integer number (126737520).

Almost surely, 2^672915434 is an apocalyptic number.

672915434 is a deficient number, since it is larger than the sum of its proper divisors (340984726).

672915434 is a wasteful number, since it uses less digits than its factorization.

672915434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1509004.

The product of its digits is 181440, while the sum is 41.

The square root of 672915434 is about 25940.6136010697. The cubic root of 672915434 is about 876.3013817081.

The spelling of 672915434 in words is "six hundred seventy-two million, nine hundred fifteen thousand, four hundred thirty-four".