42377399 has 8 divisors (see below), whose sum is σ = 43267920. Its totient is φ = 41492736.

The previous prime is 42377389. The next prime is 42377443. The reversal of 42377399 is 99377324.

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 42377399 - 2⁸ = 42377143 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 (42377389) 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, 15047 + ... + 17639.

It is an arithmetic number, because the mean of its divisors is an integer number (5408490).

Almost surely, 2^42377399 is an apocalyptic number.

42377399 is a deficient number, since it is larger than the sum of its proper divisors (890521).

42377399 is a wasteful number, since it uses less digits than its factorization.

42377399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2929.

The product of its digits is 285768, while the sum is 44.

The square root of 42377399 is about 6509.7925466177. The cubic root of 42377399 is about 348.6407114637.

The spelling of 42377399 in words is "forty-two million, three hundred seventy-seven thousand, three hundred ninety-nine".