374934821 has 8 divisors (see below), whose sum is σ = 382942560. Its totient is φ = 367010352.

The previous prime is 374934817. The next prime is 374934827. The reversal of 374934821 is 128439473.

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

It is a cyclic number.

It is not a de Polignac number, because 374934821 - 2² = 374934817 is a prime.

It is a super-2 number, since 2×374934821² = 281152239996604082, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (374934827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11675 + ... + 29768.

It is an arithmetic number, because the mean of its divisors is an integer number (47867820).

Almost surely, 2^374934821 is an apocalyptic number.

It is an amenable number.

374934821 is a deficient number, since it is larger than the sum of its proper divisors (8007739).

374934821 is a wasteful number, since it uses less digits than its factorization.

374934821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41635.

The product of its digits is 145152, while the sum is 41.

The square root of 374934821 is about 19363.2337433601. The cubic root of 374934821 is about 721.0830030063.

The spelling of 374934821 in words is "three hundred seventy-four million, nine hundred thirty-four thousand, eight hundred twenty-one".