45199726 has 24 divisors (see below), whose sum is σ = 80096904. Its totient is φ = 18963360.

The previous prime is 45199717. The next prime is 45199729. The reversal of 45199726 is 62799154.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45199729) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2361 + ... + 9796.

It is an arithmetic number, because the mean of its divisors is an integer number (3337371).

Almost surely, 2^45199726 is an apocalyptic number.

45199726 is a deficient number, since it is larger than the sum of its proper divisors (34897178).

45199726 is a wasteful number, since it uses less digits than its factorization.

45199726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12196 (or 12183 counting only the distinct ones).

The product of its digits is 136080, while the sum is 43.

The square root of 45199726 is about 6723.0741480367. The cubic root of 45199726 is about 356.2147790767.

The spelling of 45199726 in words is "forty-five million, one hundred ninety-nine thousand, seven hundred twenty-six".