373406497 has 2 divisors, whose sum is σ = 373406498. Its totient is φ = 373406496.

The previous prime is 373406483. The next prime is 373406503. The reversal of 373406497 is 794604373.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 315098001 + 58308496 = 17751^2 + 7636^2 .

It is an emirp because it is prime and its reverse (794604373) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 373406497 - 2¹⁵ = 373373729 is a prime.

It is a super-2 number, since 2×373406497² = 278864824003622018, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (373406597) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 186703248 + 186703249.

It is an arithmetic number, because the mean of its divisors is an integer number (186703249).

Almost surely, 2^373406497 is an apocalyptic number.

It is an amenable number.

373406497 is a deficient number, since it is larger than the sum of its proper divisors (1).

373406497 is an equidigital number, since it uses as much as digits as its factorization.

373406497 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 381024, while the sum is 43.

The square root of 373406497 is about 19323.7288585821. The cubic root of 373406497 is about 720.1018998009.

The spelling of 373406497 in words is "three hundred seventy-three million, four hundred six thousand, four hundred ninety-seven".