73604621 has 8 divisors (see below), whose sum is σ = 74328480. Its totient is φ = 72884592.

The previous prime is 73604617. The next prime is 73604627. The reversal of 73604621 is 12640637.

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

It is a cyclic number.

It is not a de Polignac number, because 73604621 - 2² = 73604617 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73604627) 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, 49931 + ... + 51383.

It is an arithmetic number, because the mean of its divisors is an integer number (9291060).

Almost surely, 2^73604621 is an apocalyptic number.

It is an amenable number.

73604621 is a deficient number, since it is larger than the sum of its proper divisors (723859).

73604621 is a wasteful number, since it uses less digits than its factorization.

73604621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1915.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 73604621 is about 8579.3135506286. The cubic root of 73604621 is about 419.0845916891.

The spelling of 73604621 in words is "seventy-three million, six hundred four thousand, six hundred twenty-one".