372373861 has 2 divisors, whose sum is σ = 372373862. Its totient is φ = 372373860.

The previous prime is 372373853. The next prime is 372373867. The reversal of 372373861 is 168373273.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 222188836 + 150185025 = 14906^2 + 12255^2 .

It is a cyclic number.

It is not a de Polignac number, because 372373861 - 2³ = 372373853 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (372373867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 186186930 + 186186931.

It is an arithmetic number, because the mean of its divisors is an integer number (186186931).

Almost surely, 2^372373861 is an apocalyptic number.

It is an amenable number.

372373861 is a deficient number, since it is larger than the sum of its proper divisors (1).

372373861 is an equidigital number, since it uses as much as digits as its factorization.

372373861 is an evil number, because the sum of its binary digits is even.

The product of its digits is 127008, while the sum is 40.

The square root of 372373861 is about 19296.9909830523. The cubic root of 372373861 is about 719.4374856646.

The spelling of 372373861 in words is "three hundred seventy-two million, three hundred seventy-three thousand, eight hundred sixty-one".