44987493 has 4 divisors (see below), whose sum is σ = 59983328. Its totient is φ = 29991660.

The previous prime is 44987431. The next prime is 44987519. The reversal of 44987493 is 39478944.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 44987493 - 2⁶ = 44987429 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44987693) 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, 7497913 + ... + 7497918.

It is an arithmetic number, because the mean of its divisors is an integer number (14995832).

Almost surely, 2^44987493 is an apocalyptic number.

It is an amenable number.

44987493 is a deficient number, since it is larger than the sum of its proper divisors (14995835).

44987493 is a wasteful number, since it uses less digits than its factorization.

44987493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14995834.

The product of its digits is 870912, while the sum is 48.

The square root of 44987493 is about 6707.2716509770. The cubic root of 44987493 is about 355.6563747552.

The spelling of 44987493 in words is "forty-four million, nine hundred eighty-seven thousand, four hundred ninety-three".