44840426 has 4 divisors (see below), whose sum is σ = 67260642. Its totient is φ = 22420212.

The previous prime is 44840423. The next prime is 44840431. The reversal of 44840426 is 62404844.

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

It can be written as a sum of positive squares in only one way, i.e., 35224225 + 9616201 = 5935^2 + 3101^2 .

It is a super-2 number, since 2×44840426² = 4021327607722952, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 44840392 and 44840401.

It is not an unprimeable number, because it can be changed into a prime (44840423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11210105 + ... + 11210108.

Almost surely, 2^44840426 is an apocalyptic number.

44840426 is a deficient number, since it is larger than the sum of its proper divisors (22420216).

44840426 is a wasteful number, since it uses less digits than its factorization.

44840426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22420215.

The product of its (nonzero) digits is 24576, while the sum is 32.

The square root of 44840426 is about 6696.2994258023. The cubic root of 44840426 is about 355.2683971731.

The spelling of 44840426 in words is "forty-four million, eight hundred forty thousand, four hundred twenty-six".