373999263 has 24 divisors (see below), whose sum is σ = 553601328. Its totient is φ = 224422000.

The previous prime is 373999261. The next prime is 373999279. The reversal of 373999263 is 362999373.

It is not a de Polignac number, because 373999263 - 2¹ = 373999261 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (373999261) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3702913 + ... + 3703013.

It is an arithmetic number, because the mean of its divisors is an integer number (23066722).

Almost surely, 2^373999263 is an apocalyptic number.

373999263 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

373999263 is a deficient number, since it is larger than the sum of its proper divisors (179602065).

373999263 is an frugal number, since it uses more digits than its factorization.

373999263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328 (or 115 counting only the distinct ones).

The product of its digits is 1653372, while the sum is 51.

The square root of 373999263 is about 19339.0605511230. The cubic root of 373999263 is about 720.4827414626.

The spelling of 373999263 in words is "three hundred seventy-three million, nine hundred ninety-nine thousand, two hundred sixty-three".