73372493 has 8 divisors (see below), whose sum is σ = 79584120. Its totient is φ = 67371520.

The previous prime is 73372489. The next prime is 73372531. The reversal of 73372493 is 39427337.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 47524 + 73324969 = 218^2 + 8563^2 .

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 73372493 - 2² = 73372489 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73372463) 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, 51938 + ... + 53331.

It is an arithmetic number, because the mean of its divisors is an integer number (9948015).

Almost surely, 2^73372493 is an apocalyptic number.

It is an amenable number.

73372493 is a deficient number, since it is larger than the sum of its proper divisors (6211627).

73372493 is a wasteful number, since it uses less digits than its factorization.

73372493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105327.

The product of its digits is 95256, while the sum is 38.

The square root of 73372493 is about 8565.7745125587. The cubic root of 73372493 is about 418.6435699520.

Subtracting from 73372493 its product of digits (95256), we obtain a palindrome (73277237).

The spelling of 73372493 in words is "seventy-three million, three hundred seventy-two thousand, four hundred ninety-three".