6374850921 has 18 divisors (see below), whose sum is σ = 9427264938. Its totient is φ = 4151054880.

The previous prime is 6374850919. The next prime is 6374850931. The reversal of 6374850921 is 1290584736.

6374850921 is a `hidden beast` number, since 637 + 4 + 8 + 5 + 0 + 9 + 2 + 1 = 666.

6374850921 is digitally balanced in base 10, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 5675512896 + 699338025 = 75336^2 + 26445^2 .

It is not a de Polignac number, because 6374850921 - 2¹ = 6374850919 is a prime.

It is a super-3 number, since 3×6374850921³ (a number of 30 digits) contains 333 as substring.

6374850921 is strictly pandigital in base 10.

It is not an unprimeable number, because it can be changed into a prime (6374850931) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 174900 + ... + 208181.

It is an arithmetic number, because the mean of its divisors is an integer number (523736941).

It is a 1-persistent number, because it is pandigital, but 2⋅6374850921 = 12749701842 is not.

Almost surely, 2^6374850921 is an apocalyptic number.

It is an amenable number.

6374850921 is a deficient number, since it is larger than the sum of its proper divisors (3052414017).

6374850921 is a wasteful number, since it uses less digits than its factorization.

6374850921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383173 (or 383127 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The square root of 6374850921 is about 79842.6635389877. The cubic root of 6374850921 is about 1854.2004309518.

The spelling of 6374850921 in words is "six billion, three hundred seventy-four million, eight hundred fifty thousand, nine hundred twenty-one".