374476021 has 4 divisors (see below), whose sum is σ = 374515072. Its totient is φ = 374436972.

The previous prime is 374476019. The next prime is 374476031. The reversal of 374476021 is 120674473.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 120674473 = 2143 ⋅56311.

It is a cyclic number.

It is not a de Polignac number, because 374476021 - 2¹ = 374476019 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 (374476031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5866 + ... + 27988.

It is an arithmetic number, because the mean of its divisors is an integer number (93628768).

Almost surely, 2^374476021 is an apocalyptic number.

It is an amenable number.

374476021 is a deficient number, since it is larger than the sum of its proper divisors (39051).

374476021 is a wasteful number, since it uses less digits than its factorization.

374476021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39050.

The product of its (nonzero) digits is 28224, while the sum is 34.

The square root of 374476021 is about 19351.3829221583. The cubic root of 374476021 is about 720.7887581585.

The spelling of 374476021 in words is "three hundred seventy-four million, four hundred seventy-six thousand, twenty-one".