672574134 has 16 divisors (see below), whose sum is σ = 1370529072. Its totient is φ = 219961248.

The previous prime is 672574129. The next prime is 672574139. The reversal of 672574134 is 431475276.

It is an interprime number because it is at equal distance from previous prime (672574129) and next prime (672574139).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 672574092 and 672574101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672574139) 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, 1057189 + ... + 1057824.

It is an arithmetic number, because the mean of its divisors is an integer number (85658067).

Almost surely, 2^672574134 is an apocalyptic number.

672574134 is an abundant number, since it is smaller than the sum of its proper divisors (697954938).

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

672574134 is a wasteful number, since it uses less digits than its factorization.

672574134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2115071.

The product of its digits is 141120, while the sum is 39.

The square root of 672574134 is about 25934.0342793018. The cubic root of 672574134 is about 876.1532044756.

The spelling of 672574134 in words is "six hundred seventy-two million, five hundred seventy-four thousand, one hundred thirty-four".