44977899 has 4 divisors (see below), whose sum is σ = 59970536. Its totient is φ = 29985264.

The previous prime is 44977879. The next prime is 44977909. The reversal of 44977899 is 99877944.

44977899 = T₃₁₅₇ + T₃₁₅₈ + ... + T₃₁₆₅.

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

It is not a de Polignac number, because 44977899 - 2⁸ = 44977643 is a prime.

It is a super-2 number, since 2×44977899² = 4046022796908402, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44977819) 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, 7496314 + ... + 7496319.

It is an arithmetic number, because the mean of its divisors is an integer number (14992634).

Almost surely, 2^44977899 is an apocalyptic number.

44977899 is a deficient number, since it is larger than the sum of its proper divisors (14992637).

44977899 is a wasteful number, since it uses less digits than its factorization.

44977899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14992636.

The product of its digits is 4572288, while the sum is 57.

The square root of 44977899 is about 6706.5564189083. The cubic root of 44977899 is about 355.6310906180.

The spelling of 44977899 in words is "forty-four million, nine hundred seventy-seven thousand, eight hundred ninety-nine".