45127904 has 12 divisors (see below), whose sum is σ = 88845624. Its totient is φ = 22563936.

The previous prime is 45127897. The next prime is 45127919. The reversal of 45127904 is 40972154.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (32), and also a Moran number because the ratio is a prime number: 1410247 = 45127904 / (4 + 5 + 1 + 2 + 7 + 9 + 0 + 4).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 705092 + ... + 705155.

It is an arithmetic number, because the mean of its divisors is an integer number (7403802).

Almost surely, 2^45127904 is an apocalyptic number.

It is an amenable number.

45127904 is a deficient number, since it is larger than the sum of its proper divisors (43717720).

45127904 is a wasteful number, since it uses less digits than its factorization.

45127904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1410257 (or 1410249 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 45127904 is about 6717.7305691729. The cubic root of 45127904 is about 356.0260049177.

The spelling of 45127904 in words is "forty-five million, one hundred twenty-seven thousand, nine hundred four".