372256733 has 2 divisors, whose sum is σ = 372256734. Its totient is φ = 372256732.

The previous prime is 372256693. The next prime is 372256739. The reversal of 372256733 is 337652273.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 276157924 + 96098809 = 16618^2 + 9803^2 .

It is a cyclic number.

It is not a de Polignac number, because 372256733 - 2⁶ = 372256669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (372256739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 186128366 + 186128367.

It is an arithmetic number, because the mean of its divisors is an integer number (186128367).

Almost surely, 2^372256733 is an apocalyptic number.

It is an amenable number.

372256733 is a deficient number, since it is larger than the sum of its proper divisors (1).

372256733 is an equidigital number, since it uses as much as digits as its factorization.

372256733 is an evil number, because the sum of its binary digits is even.

The product of its digits is 158760, while the sum is 38.

The square root of 372256733 is about 19293.9558670585. The cubic root of 372256733 is about 719.3620461496.

The spelling of 372256733 in words is "three hundred seventy-two million, two hundred fifty-six thousand, seven hundred thirty-three".