375774397 has 2 divisors, whose sum is σ = 375774398. Its totient is φ = 375774396.

The previous prime is 375774383. The next prime is 375774527. The reversal of 375774397 is 793477573.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 375235641 + 538756 = 19371^2 + 734^2 .

It is a cyclic number.

It is not a de Polignac number, because 375774397 - 2¹¹ = 375772349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (375774337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 187887198 + 187887199.

It is an arithmetic number, because the mean of its divisors is an integer number (187887199).

Almost surely, 2^375774397 is an apocalyptic number.

It is an amenable number.

375774397 is a deficient number, since it is larger than the sum of its proper divisors (1).

375774397 is an equidigital number, since it uses as much as digits as its factorization.

375774397 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3889620, while the sum is 52.

The square root of 375774397 is about 19384.9012636124. The cubic root of 375774397 is about 721.6208321839.

The spelling of 375774397 in words is "three hundred seventy-five million, seven hundred seventy-four thousand, three hundred ninety-seven".