45735649 has 4 divisors (see below), whose sum is σ = 45905940. Its totient is φ = 45565360.

The previous prime is 45735647. The next prime is 45735667. The reversal of 45735649 is 94653754.

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

It can be written as a sum of positive squares in 2 ways, for example, as 12730624 + 33005025 = 3568^2 + 5745^2 .

It is a cyclic number.

It is not a de Polignac number, because 45735649 - 2¹ = 45735647 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45735647) 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, 84742 + ... + 85279.

It is an arithmetic number, because the mean of its divisors is an integer number (11476485).

Almost surely, 2^45735649 is an apocalyptic number.

It is an amenable number.

45735649 is a deficient number, since it is larger than the sum of its proper divisors (170291).

45735649 is a wasteful number, since it uses less digits than its factorization.

45735649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170290.

The product of its digits is 453600, while the sum is 43.

The square root of 45735649 is about 6762.8136895822. The cubic root of 45735649 is about 357.6171041213.

The spelling of 45735649 in words is "forty-five million, seven hundred thirty-five thousand, six hundred forty-nine".