45924427 has 4 divisors (see below), whose sum is σ = 45940896. Its totient is φ = 45907960.

The previous prime is 45924379. The next prime is 45924449. The reversal of 45924427 is 72442954.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 72442954 = 2 ⋅36221477.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45924427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45924457) 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, 2899 + ... + 10012.

It is an arithmetic number, because the mean of its divisors is an integer number (11485224).

Almost surely, 2^45924427 is an apocalyptic number.

45924427 is a deficient number, since it is larger than the sum of its proper divisors (16469).

45924427 is a wasteful number, since it uses less digits than its factorization.

45924427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16468.

The product of its digits is 80640, while the sum is 37.

The square root of 45924427 is about 6776.7563775010. The cubic root of 45924427 is about 358.1084609418.

It can be divided in two parts, 4592442 and 7, that added together give a square (4592449 = 2143²).

The spelling of 45924427 in words is "forty-five million, nine hundred twenty-four thousand, four hundred twenty-seven".