44661397 has 16 divisors (see below), whose sum is σ = 51853824. Its totient is φ = 38016000.

The previous prime is 44661389. The next prime is 44661413. The reversal of 44661397 is 79316644.

It is not a de Polignac number, because 44661397 - 2³ = 44661389 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44661317) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44572 + ... + 45562.

It is an arithmetic number, because the mean of its divisors is an integer number (3240864).

Almost surely, 2^44661397 is an apocalyptic number.

It is an amenable number.

44661397 is a deficient number, since it is larger than the sum of its proper divisors (7192427).

44661397 is a wasteful number, since it uses less digits than its factorization.

44661397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1260.

The product of its digits is 108864, while the sum is 40.

The square root of 44661397 is about 6682.9182996652. The cubic root of 44661397 is about 354.7949539957.

The spelling of 44661397 in words is "forty-four million, six hundred sixty-one thousand, three hundred ninety-seven".