374845421 has 8 divisors (see below), whose sum is σ = 391474944. Its totient is φ = 358243600.

The previous prime is 374845417. The next prime is 374845463. The reversal of 374845421 is 124548473.

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 374845421 - 2² = 374845417 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (374845481) 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, 23660 + ... + 36186.

It is an arithmetic number, because the mean of its divisors is an integer number (48934368).

Almost surely, 2^374845421 is an apocalyptic number.

It is an amenable number.

374845421 is a deficient number, since it is larger than the sum of its proper divisors (16629523).

374845421 is a wasteful number, since it uses less digits than its factorization.

374845421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13851.

The product of its digits is 107520, while the sum is 38.

The square root of 374845421 is about 19360.9251070294. The cubic root of 374845421 is about 721.0256864265.

The spelling of 374845421 in words is "three hundred seventy-four million, eight hundred forty-five thousand, four hundred twenty-one".