44281398 has 24 divisors (see below), whose sum is σ = 103022712. Its totient is φ = 12651744.

The previous prime is 44281397. The next prime is 44281399. The reversal of 44281398 is 89318244.

It is an interprime number because it is at equal distance from previous prime (44281397) and next prime (44281399).

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44281397) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75015 + ... + 75602.

It is an arithmetic number, because the mean of its divisors is an integer number (4292613).

Almost surely, 2^44281398 is an apocalyptic number.

44281398 is an abundant number, since it is smaller than the sum of its proper divisors (58741314).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

44281398 is a wasteful number, since it uses less digits than its factorization.

44281398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150636 (or 150629 counting only the distinct ones).

The product of its digits is 55296, while the sum is 39.

The square root of 44281398 is about 6654.4269475290. The cubic root of 44281398 is about 353.7858355403.

The spelling of 44281398 in words is "forty-four million, two hundred eighty-one thousand, three hundred ninety-eight".