374346421 has 8 divisors (see below), whose sum is σ = 388088064. Its totient is φ = 360708960.

The previous prime is 374346407. The next prime is 374346437. The reversal of 374346421 is 124643473.

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 374346421 - 2⁵ = 374346389 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 (374346481) 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, 18691 + ... + 33136.

It is an arithmetic number, because the mean of its divisors is an integer number (48511008).

Almost surely, 2^374346421 is an apocalyptic number.

374346421 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

374346421 is a deficient number, since it is larger than the sum of its proper divisors (13741643).

374346421 is a wasteful number, since it uses less digits than its factorization.

374346421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52091.

The product of its digits is 48384, while the sum is 34.

The square root of 374346421 is about 19348.0340344956. The cubic root of 374346421 is about 720.7055975142.

Adding to 374346421 its reverse (124643473), we get a palindrome (498989894).

The spelling of 374346421 in words is "three hundred seventy-four million, three hundred forty-six thousand, four hundred twenty-one".