44977493 has 4 divisors (see below), whose sum is σ = 49066368. Its totient is φ = 40888620.

The previous prime is 44977469. The next prime is 44977501. The reversal of 44977493 is 39477944.

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 a cyclic number.

It is not a de Polignac number, because 44977493 - 2¹⁰ = 44976469 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 (44977403) 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, 2044421 + ... + 2044442.

It is an arithmetic number, because the mean of its divisors is an integer number (12266592).

Almost surely, 2^44977493 is an apocalyptic number.

It is an amenable number.

44977493 is a deficient number, since it is larger than the sum of its proper divisors (4088875).

44977493 is a wasteful number, since it uses less digits than its factorization.

44977493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4088874.

The product of its digits is 762048, while the sum is 47.

The square root of 44977493 is about 6706.5261499527. The cubic root of 44977493 is about 355.6300205616.

The spelling of 44977493 in words is "forty-four million, nine hundred seventy-seven thousand, four hundred ninety-three".