374478621 has 8 divisors (see below), whose sum is σ = 544696224. Its totient is φ = 226956720.

The previous prime is 374478593. The next prime is 374478623. The reversal of 374478621 is 126874473.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 374478621 - 2⁵ = 374478589 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (374478623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5673886 + ... + 5673951.

It is an arithmetic number, because the mean of its divisors is an integer number (68087028).

Almost surely, 2^374478621 is an apocalyptic number.

It is an amenable number.

374478621 is a deficient number, since it is larger than the sum of its proper divisors (170217603).

374478621 is a wasteful number, since it uses less digits than its factorization.

374478621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11347851.

The product of its digits is 225792, while the sum is 42.

The square root of 374478621 is about 19351.4501007030. The cubic root of 374478621 is about 720.7904263084.

The spelling of 374478621 in words is "three hundred seventy-four million, four hundred seventy-eight thousand, six hundred twenty-one".