42344545 has 8 divisors (see below), whose sum is σ = 50869440. Its totient is φ = 33838320.

The previous prime is 42344537. The next prime is 42344567. The reversal of 42344545 is 54544324.

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

It is not a de Polignac number, because 42344545 - 2³ = 42344537 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 940 + ... + 9250.

It is an arithmetic number, because the mean of its divisors is an integer number (6358680).

Almost surely, 2^42344545 is an apocalyptic number.

It is an amenable number.

42344545 is a deficient number, since it is larger than the sum of its proper divisors (8524895).

42344545 is a wasteful number, since it uses less digits than its factorization.

42344545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9335.

The product of its digits is 38400, while the sum is 31.

The square root of 42344545 is about 6507.2686282341. The cubic root of 42344545 is about 348.5505910731.

Adding to 42344545 its reverse (54544324), we get a palindrome (96888869).

The spelling of 42344545 in words is "forty-two million, three hundred forty-four thousand, five hundred forty-five".