45294428 has 12 divisors (see below), whose sum is σ = 80220840. Its totient is φ = 22374192.

The previous prime is 45294427. The next prime is 45294449. The reversal of 45294428 is 82449254.

It is a happy number.

45294428 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 45294391 and 45294400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45294421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67883 + ... + 68546.

It is an arithmetic number, because the mean of its divisors is an integer number (6685070).

Almost surely, 2^45294428 is an apocalyptic number.

It is an amenable number.

45294428 is a deficient number, since it is larger than the sum of its proper divisors (34926412).

45294428 is a wasteful number, since it uses less digits than its factorization.

45294428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136516 (or 136514 counting only the distinct ones).

The product of its digits is 92160, while the sum is 38.

The square root of 45294428 is about 6730.1135205879. The cubic root of 45294428 is about 356.4633847099.

The spelling of 45294428 in words is "forty-five million, two hundred ninety-four thousand, four hundred twenty-eight".