378376233 has 4 divisors (see below), whose sum is σ = 504501648. Its totient is φ = 252250820.

The previous prime is 378376213. The next prime is 378376237. The reversal of 378376233 is 332673873.

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.

It is a cyclic number.

It is not a de Polignac number, because 378376233 - 2¹³ = 378368041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (378376237) 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, 63062703 + ... + 63062708.

It is an arithmetic number, because the mean of its divisors is an integer number (126125412).

Almost surely, 2^378376233 is an apocalyptic number.

It is an amenable number.

378376233 is a deficient number, since it is larger than the sum of its proper divisors (126125415).

378376233 is a wasteful number, since it uses less digits than its factorization.

378376233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126125414.

The product of its digits is 381024, while the sum is 42.

The square root of 378376233 is about 19451.8953575224. The cubic root of 378376233 is about 723.2824872884.

The spelling of 378376233 in words is "three hundred seventy-eight million, three hundred seventy-six thousand, two hundred thirty-three".