72346057 has 8 divisors (see below), whose sum is σ = 82944576. Its totient is φ = 61813392.

The previous prime is 72346051. The next prime is 72346069. The reversal of 72346057 is 75064327.

It is a happy number.

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 72346057 - 2³ = 72346049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (72346051) 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, 14083 + ... + 18520.

It is an arithmetic number, because the mean of its divisors is an integer number (10368072).

Almost surely, 2^72346057 is an apocalyptic number.

It is an amenable number.

72346057 is a deficient number, since it is larger than the sum of its proper divisors (10598519).

72346057 is a wasteful number, since it uses less digits than its factorization.

72346057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32927.

The product of its (nonzero) digits is 35280, while the sum is 34.

The square root of 72346057 is about 8505.6485349443. The cubic root of 72346057 is about 416.6822066382.

The spelling of 72346057 in words is "seventy-two million, three hundred forty-six thousand, fifty-seven".