45944049 has 4 divisors (see below), whose sum is σ = 61258736. Its totient is φ = 30629364.

The previous prime is 45944039. The next prime is 45944053. The reversal of 45944049 is 94044954.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 45944049 - 2¹⁶ = 45878513 is a prime.

It is a super-2 number, since 2×45944049² = 4221711277028802, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 45943998 and 45944016.

It is not an unprimeable number, because it can be changed into a prime (45944039) 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, 7657339 + ... + 7657344.

It is an arithmetic number, because the mean of its divisors is an integer number (15314684).

Almost surely, 2^45944049 is an apocalyptic number.

It is an amenable number.

45944049 is a deficient number, since it is larger than the sum of its proper divisors (15314687).

45944049 is a wasteful number, since it uses less digits than its factorization.

45944049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15314686.

The product of its (nonzero) digits is 103680, while the sum is 39.

The square root of 45944049 is about 6778.2039656534. The cubic root of 45944049 is about 358.1594563426.

The spelling of 45944049 in words is "forty-five million, nine hundred forty-four thousand, forty-nine".