45877428 has 42 divisors (see below), whose sum is σ = 120380834. Its totient is φ = 15291504.

The previous prime is 45877423. The next prime is 45877439. The reversal of 45877428 is 82477854.

It can be written as a sum of positive squares in only one way, i.e., 30338064 + 15539364 = 5508^2 + 3942^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45877421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 4951 + ... + 10782.

Almost surely, 2^45877428 is an apocalyptic number.

It is an amenable number.

45877428 is an abundant number, since it is smaller than the sum of its proper divisors (74503406).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45877428 is a wasteful number, since it uses less digits than its factorization.

45877428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15755 (or 15738 counting only the distinct ones).

The product of its digits is 501760, while the sum is 45.

The square root of 45877428 is about 6773.2878279311. The cubic root of 45877428 is about 357.9862566637.

The spelling of 45877428 in words is "forty-five million, eight hundred seventy-seven thousand, four hundred twenty-eight".