45334639 has 4 divisors (see below), whose sum is σ = 51811024. Its totient is φ = 38858256.

The previous prime is 45334637. The next prime is 45334673. The reversal of 45334639 is 93643354.

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 45334639 - 2¹ = 45334637 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45334598 and 45334607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45334637) 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, 3238182 + ... + 3238195.

It is an arithmetic number, because the mean of its divisors is an integer number (12952756).

Almost surely, 2^45334639 is an apocalyptic number.

45334639 is a deficient number, since it is larger than the sum of its proper divisors (6476385).

45334639 is an equidigital number, since it uses as much as digits as its factorization.

45334639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6476384.

The product of its digits is 116640, while the sum is 37.

The square root of 45334639 is about 6733.1002517414. The cubic root of 45334639 is about 356.5688392525.

The spelling of 45334639 in words is "forty-five million, three hundred thirty-four thousand, six hundred thirty-nine".