375978330 has 192 divisors, whose sum is σ = 1245404160. Its totient is φ = 76543488.

The previous prime is 375978277. The next prime is 375978331. The reversal of 375978330 is 33879573.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (375978331) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 236719 + ... + 238301.

It is an arithmetic number, because the mean of its divisors is an integer number (6486480).

Almost surely, 2^375978330 is an apocalyptic number.

375978330 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 375978330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (622702080).

375978330 is an abundant number, since it is smaller than the sum of its proper divisors (869425830).

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

375978330 is a wasteful number, since it uses less digits than its factorization.

375978330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1645 (or 1642 counting only the distinct ones).

The product of its (nonzero) digits is 476280, while the sum is 45.

The square root of 375978330 is about 19390.1606491540. The cubic root of 375978330 is about 721.7513499349.

The spelling of 375978330 in words is "three hundred seventy-five million, nine hundred seventy-eight thousand, three hundred thirty".