672437601 has 48 divisors (see below), whose sum is σ = 1145933568. Its totient is φ = 375360000.

The previous prime is 672437599. The next prime is 672437603. The reversal of 672437601 is 106734276.

672437601 is a `hidden beast` number, since 6 + 7 + 2 + 43 + 7 + 601 = 666.

It is an interprime number because it is at equal distance from previous prime (672437599) and next prime (672437603).

It is not a de Polignac number, because 672437601 - 2¹ = 672437599 is a prime.

It is not an unprimeable number, because it can be changed into a prime (672437603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 74851 + ... + 83351.

It is an arithmetic number, because the mean of its divisors is an integer number (23873616).

Almost surely, 2^672437601 is an apocalyptic number.

It is an amenable number.

672437601 is a deficient number, since it is larger than the sum of its proper divisors (473495967).

672437601 is a wasteful number, since it uses less digits than its factorization.

672437601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8582 (or 8579 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 36.

The square root of 672437601 is about 25931.4018325273. The cubic root of 672437601 is about 876.0939139008.

The spelling of 672437601 in words is "six hundred seventy-two million, four hundred thirty-seven thousand, six hundred one".