672338541 has 64 divisors (see below), whose sum is σ = 1121863680. Its totient is φ = 349608960.

The previous prime is 672338531. The next prime is 672338543. The reversal of 672338541 is 145833276.

It is not a de Polignac number, because 672338541 - 2²¹ = 670241389 is a prime.

It is a super-2 number, since 2×672338541² = 904078227428017362, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 672338541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672338543) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1193926 + ... + 1194488.

It is an arithmetic number, because the mean of its divisors is an integer number (17529120).

Almost surely, 2^672338541 is an apocalyptic number.

It is an amenable number.

672338541 is a deficient number, since it is larger than the sum of its proper divisors (449525139).

672338541 is a wasteful number, since it uses less digits than its factorization.

672338541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 706.

The product of its digits is 120960, while the sum is 39.

The square root of 672338541 is about 25929.4917227469. The cubic root of 672338541 is about 876.0508912595.

The spelling of 672338541 in words is "six hundred seventy-two million, three hundred thirty-eight thousand, five hundred forty-one".