45214442 has 16 divisors (see below), whose sum is σ = 83473152. Its totient is φ = 17886960.

The previous prime is 45214439. The next prime is 45214469. The reversal of 45214442 is 24441254.

It is a Harshad number since it is a multiple of its sum of digits (26).

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, 124034 + ... + 124397.

It is an arithmetic number, because the mean of its divisors is an integer number (5217072).

Almost surely, 2^45214442 is an apocalyptic number.

45214442 is a deficient number, since it is larger than the sum of its proper divisors (38258710).

45214442 is a wasteful number, since it uses less digits than its factorization.

45214442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248453.

The product of its digits is 5120, while the sum is 26.

The square root of 45214442 is about 6724.1684987811. The cubic root of 45214442 is about 356.2534333515.

Adding to 45214442 its reverse (24441254), we get a palindrome (69655696).

The spelling of 45214442 in words is "forty-five million, two hundred fourteen thousand, four hundred forty-two".