373896405 has 20 divisors (see below), whose sum is σ = 670244652. Its totient is φ = 199411200.

The previous prime is 373896373. The next prime is 373896407. The reversal of 373896405 is 504698373.

It can be written as a sum of positive squares in 2 ways, for example, as 228886641 + 145009764 = 15129^2 + 12042^2 .

It is not a de Polignac number, because 373896405 - 2⁵ = 373896373 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (373896407) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 461196 + ... + 462005.

Almost surely, 2^373896405 is an apocalyptic number.

It is an amenable number.

373896405 is a deficient number, since it is larger than the sum of its proper divisors (296348247).

373896405 is an equidigital number, since it uses as much as digits as its factorization.

373896405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 923218 (or 923209 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 45.

The square root of 373896405 is about 19336.4010353530. The cubic root of 373896405 is about 720.4166858880.

The spelling of 373896405 in words is "three hundred seventy-three million, eight hundred ninety-six thousand, four hundred five".