44490646 has 4 divisors (see below), whose sum is σ = 66735972. Its totient is φ = 22245322.

The previous prime is 44490619. The next prime is 44490689. The reversal of 44490646 is 64609444.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11122660 + ... + 11122663.

It is an arithmetic number, because the mean of its divisors is an integer number (16683993).

Almost surely, 2^44490646 is an apocalyptic number.

44490646 is a deficient number, since it is larger than the sum of its proper divisors (22245326).

44490646 is a wasteful number, since it uses less digits than its factorization.

44490646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22245325.

The product of its (nonzero) digits is 82944, while the sum is 37.

The square root of 44490646 is about 6670.1308832736. The cubic root of 44490646 is about 354.3422217515.

The spelling of 44490646 in words is "forty-four million, four hundred ninety thousand, six hundred forty-six".