45302746 has 4 divisors (see below), whose sum is σ = 67954122. Its totient is φ = 22651372.

The previous prime is 45302743. The next prime is 45302759. The reversal of 45302746 is 64720354.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 45037521 + 265225 = 6711^2 + 515^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (45302743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11325685 + ... + 11325688.

Almost surely, 2^45302746 is an apocalyptic number.

45302746 is a deficient number, since it is larger than the sum of its proper divisors (22651376).

45302746 is a wasteful number, since it uses less digits than its factorization.

45302746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22651375.

The product of its (nonzero) digits is 20160, while the sum is 31.

The square root of 45302746 is about 6730.7314609929. The cubic root of 45302746 is about 356.4852040306.

The spelling of 45302746 in words is "forty-five million, three hundred two thousand, seven hundred forty-six".