45249766 has 8 divisors (see below), whose sum is σ = 67912920. Its totient is φ = 22612128.

The previous prime is 45249731. The next prime is 45249769. The reversal of 45249766 is 66794254.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45249769) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1056 + ... + 9571.

It is an arithmetic number, because the mean of its divisors is an integer number (8489115).

Almost surely, 2^45249766 is an apocalyptic number.

45249766 is a deficient number, since it is larger than the sum of its proper divisors (22663154).

45249766 is a wasteful number, since it uses less digits than its factorization.

45249766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12758.

The product of its digits is 362880, while the sum is 43.

The square root of 45249766 is about 6726.7946304313. The cubic root of 45249766 is about 356.3461841038.

The spelling of 45249766 in words is "forty-five million, two hundred forty-nine thousand, seven hundred sixty-six".