73331357 has 4 divisors (see below), whose sum is σ = 79997856. Its totient is φ = 66664860.

The previous prime is 73331339. The next prime is 73331359. The reversal of 73331357 is 75313337.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 73331357 - 2⁸ = 73331101 is a prime.

It is a super-2 number, since 2×73331357² = 10754975838922898, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73331359) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3333233 + ... + 3333254.

It is an arithmetic number, because the mean of its divisors is an integer number (19999464).

Almost surely, 2^73331357 is an apocalyptic number.

It is an amenable number.

73331357 is a deficient number, since it is larger than the sum of its proper divisors (6666499).

73331357 is a wasteful number, since it uses less digits than its factorization.

73331357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6666498.

The product of its digits is 19845, while the sum is 32.

The square root of 73331357 is about 8563.3729919933. The cubic root of 73331357 is about 418.5653183686.

The spelling of 73331357 in words is "seventy-three million, three hundred thirty-one thousand, three hundred fifty-seven".