72370567 has 2 divisors, whose sum is σ = 72370568. Its totient is φ = 72370566.

The previous prime is 72370559. The next prime is 72370577. The reversal of 72370567 is 76507327.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 72370567 - 2³ = 72370559 is a prime.

It is equal to p_4249297 and since 72370567 and 4249297 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72370517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36185283 + 36185284.

It is an arithmetic number, because the mean of its divisors is an integer number (36185284).

Almost surely, 2^72370567 is an apocalyptic number.

72370567 is a deficient number, since it is larger than the sum of its proper divisors (1).

72370567 is an equidigital number, since it uses as much as digits as its factorization.

72370567 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 61740, while the sum is 37.

The square root of 72370567 is about 8507.0892201740. The cubic root of 72370567 is about 416.7292570152.

The spelling of 72370567 in words is "seventy-two million, three hundred seventy thousand, five hundred sixty-seven".