44457653 has 4 divisors (see below), whose sum is σ = 45542028. Its totient is φ = 43373280.

The previous prime is 44457641. The next prime is 44457661. The reversal of 44457653 is 35675444.

It is a happy number.

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 23600164 + 20857489 = 4858^2 + 4567^2 .

It is a cyclic number.

It is not a de Polignac number, because 44457653 - 2¹² = 44453557 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44457613) 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, 542126 + ... + 542207.

It is an arithmetic number, because the mean of its divisors is an integer number (11385507).

Almost surely, 2^44457653 is an apocalyptic number.

It is an amenable number.

44457653 is a deficient number, since it is larger than the sum of its proper divisors (1084375).

44457653 is a wasteful number, since it uses less digits than its factorization.

44457653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1084374.

The product of its digits is 201600, while the sum is 38.

The square root of 44457653 is about 6667.6572347415. The cubic root of 44457653 is about 354.2546100471.

The spelling of 44457653 in words is "forty-four million, four hundred fifty-seven thousand, six hundred fifty-three".