672094420 has 24 divisors (see below), whose sum is σ = 1432466784. Its totient is φ = 264824736.

The previous prime is 672094411. The next prime is 672094421. The reversal of 672094420 is 24490276.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672094421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 249442 + ... + 252121.

It is an arithmetic number, because the mean of its divisors is an integer number (59686116).

Almost surely, 2^672094420 is an apocalyptic number.

It is an amenable number.

672094420 is an abundant number, since it is smaller than the sum of its proper divisors (760372364).

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

672094420 is a wasteful number, since it uses less digits than its factorization.

672094420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501639 (or 501637 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 672094420 is about 25924.7838949527. The cubic root of 672094420 is about 875.9448492902.

The spelling of 672094420 in words is "six hundred seventy-two million, ninety-four thousand, four hundred twenty".