73013357 has 4 divisors (see below), whose sum is σ = 73893120. Its totient is φ = 72133596.

The previous prime is 73013341. The next prime is 73013363. The reversal of 73013357 is 75331037.

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 73013357 - 2⁴ = 73013341 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 (73013327) 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, 439757 + ... + 439922.

It is an arithmetic number, because the mean of its divisors is an integer number (18473280).

Almost surely, 2^73013357 is an apocalyptic number.

It is an amenable number.

73013357 is a deficient number, since it is larger than the sum of its proper divisors (879763).

73013357 is an equidigital number, since it uses as much as digits as its factorization.

73013357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 879762.

The product of its (nonzero) digits is 6615, while the sum is 29.

The square root of 73013357 is about 8544.7853688668. The cubic root of 73013357 is about 417.9594082360.

The spelling of 73013357 in words is "seventy-three million, thirteen thousand, three hundred fifty-seven".