42376641 has 4 divisors (see below), whose sum is σ = 56502192. Its totient is φ = 28251092.

The previous prime is 42376613. The next prime is 42376667. The reversal of 42376641 is 14667324.

It is a happy number.

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 42376641 - 2⁹ = 42376129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42374641) 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, 7062771 + ... + 7062776.

It is an arithmetic number, because the mean of its divisors is an integer number (14125548).

Almost surely, 2^42376641 is an apocalyptic number.

It is an amenable number.

42376641 is a deficient number, since it is larger than the sum of its proper divisors (14125551).

42376641 is a wasteful number, since it uses less digits than its factorization.

42376641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14125550.

The product of its digits is 24192, while the sum is 33.

The square root of 42376641 is about 6509.7343263762. The cubic root of 42376641 is about 348.6386327516.

It can be divided in two parts, 4237 and 6641, that added together give a triangular number (10878 = T₁₄₇).

The spelling of 42376641 in words is "forty-two million, three hundred seventy-six thousand, six hundred forty-one".