44261431 has 4 divisors (see below), whose sum is σ = 46591000. Its totient is φ = 41931864.

The previous prime is 44261429. The next prime is 44261447. The reversal of 44261431 is 13416244.

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

It is a cyclic number.

It is not a de Polignac number, because 44261431 - 2¹ = 44261429 is a prime.

It is a super-2 number, since 2×44261431² = 3918148548335522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 44261396 and 44261405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44261461) 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, 1164756 + ... + 1164793.

It is an arithmetic number, because the mean of its divisors is an integer number (11647750).

Almost surely, 2^44261431 is an apocalyptic number.

44261431 is a deficient number, since it is larger than the sum of its proper divisors (2329569).

44261431 is a wasteful number, since it uses less digits than its factorization.

44261431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2329568.

The product of its digits is 2304, while the sum is 25.

The square root of 44261431 is about 6652.9264989176. The cubic root of 44261431 is about 353.7326521561.

Adding to 44261431 its reverse (13416244), we get a palindrome (57677675).

The spelling of 44261431 in words is "forty-four million, two hundred sixty-one thousand, four hundred thirty-one".