376821145 has 8 divisors (see below), whose sum is σ = 453237120. Its totient is φ = 300755760.

The previous prime is 376821143. The next prime is 376821187. The reversal of 376821145 is 541128673.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 376821145 - 2¹ = 376821143 is a prime.

It is a super-2 number, since 2×376821145² = 283988350638222050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (376821143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85275 + ... + 89584.

It is an arithmetic number, because the mean of its divisors is an integer number (56654640).

Almost surely, 2^376821145 is an apocalyptic number.

It is an amenable number.

376821145 is a deficient number, since it is larger than the sum of its proper divisors (76415975).

376821145 is a wasteful number, since it uses less digits than its factorization.

376821145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175295.

The product of its digits is 40320, while the sum is 37.

The square root of 376821145 is about 19411.8815419835. The cubic root of 376821145 is about 722.2902541261.

The spelling of 376821145 in words is "three hundred seventy-six million, eight hundred twenty-one thousand, one hundred forty-five".