44611421 has 8 divisors (see below), whose sum is σ = 47113920. Its totient is φ = 42155872.

The previous prime is 44611409. The next prime is 44611423. The reversal of 44611421 is 12411644.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 44611421 - 2¹⁴ = 44595037 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44611423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9776 + ... + 13593.

It is an arithmetic number, because the mean of its divisors is an integer number (5889240).

Almost surely, 2^44611421 is an apocalyptic number.

It is an amenable number.

44611421 is a deficient number, since it is larger than the sum of its proper divisors (2502499).

44611421 is a wasteful number, since it uses less digits than its factorization.

44611421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23475.

The product of its digits is 768, while the sum is 23.

The square root of 44611421 is about 6679.1781680084. The cubic root of 44611421 is about 354.6625663584.

The spelling of 44611421 in words is "forty-four million, six hundred eleven thousand, four hundred twenty-one".