45728486 has 4 divisors (see below), whose sum is σ = 68592732. Its totient is φ = 22864242.

The previous prime is 45728471. The next prime is 45728491. The reversal of 45728486 is 68482754.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 68482754 = 2 ⋅34241377.

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, 11432120 + ... + 11432123.

It is an arithmetic number, because the mean of its divisors is an integer number (17148183).

Almost surely, 2^45728486 is an apocalyptic number.

45728486 is a deficient number, since it is larger than the sum of its proper divisors (22864246).

45728486 is a wasteful number, since it uses less digits than its factorization.

45728486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22864245.

The product of its digits is 430080, while the sum is 44.

The square root of 45728486 is about 6762.2840815807. The cubic root of 45728486 is about 357.5984334554.

The spelling of 45728486 in words is "forty-five million, seven hundred twenty-eight thousand, four hundred eighty-six".