375421952 has 44 divisors (see below), whose sum is σ = 752984856. Its totient is φ = 187084800.

The previous prime is 375421951. The next prime is 375421957. The reversal of 375421952 is 259124573.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (375421951) 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, 535202 + ... + 535902.

Almost surely, 2^375421952 is an apocalyptic number.

375421952 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 375421952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (376492428).

375421952 is an abundant number, since it is smaller than the sum of its proper divisors (377562904).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

375421952 is an equidigital number, since it uses as much as digits as its factorization.

375421952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1244 (or 1226 counting only the distinct ones).

The product of its digits is 75600, while the sum is 38.

The square root of 375421952 is about 19375.8084218440. The cubic root of 375421952 is about 721.3951549233.

The spelling of 375421952 in words is "three hundred seventy-five million, four hundred twenty-one thousand, nine hundred fifty-two".