42365455 has 8 divisors (see below), whose sum is σ = 55460304. Its totient is φ = 30811200.

The previous prime is 42365443. The next prime is 42365461. The reversal of 42365455 is 55456324.

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

It is not a de Polignac number, because 42365455 - 2²¹ = 40268303 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42365455.

It is a congruent number.

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, 385086 + ... + 385195.

It is an arithmetic number, because the mean of its divisors is an integer number (6932538).

Almost surely, 2^42365455 is an apocalyptic number.

42365455 is a deficient number, since it is larger than the sum of its proper divisors (13094849).

42365455 is a wasteful number, since it uses less digits than its factorization.

42365455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 770297.

The product of its digits is 72000, while the sum is 34.

The square root of 42365455 is about 6508.8750948225. The cubic root of 42365455 is about 348.6079537828.

The spelling of 42365455 in words is "forty-two million, three hundred sixty-five thousand, four hundred fifty-five".