45602789 has 4 divisors (see below), whose sum is σ = 48285324. Its totient is φ = 42920256.

The previous prime is 45602771. The next prime is 45602839. The reversal of 45602789 is 98720654.

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

It can be written as a sum of positive squares in 2 ways, for example, as 37576900 + 8025889 = 6130^2 + 2833^2 .

It is a cyclic number.

It is not a de Polignac number, because 45602789 - 2⁸ = 45602533 is a prime.

It is a super-2 number, since 2×45602789² = 4159228729157042, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45602719) 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, 1341242 + ... + 1341275.

It is an arithmetic number, because the mean of its divisors is an integer number (12071331).

Almost surely, 2^45602789 is an apocalyptic number.

It is an amenable number.

45602789 is a deficient number, since it is larger than the sum of its proper divisors (2682535).

45602789 is a wasteful number, since it uses less digits than its factorization.

45602789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2682534.

The product of its (nonzero) digits is 120960, while the sum is 41.

The square root of 45602789 is about 6752.9837109236. The cubic root of 45602789 is about 357.2704810704.

The spelling of 45602789 in words is "forty-five million, six hundred two thousand, seven hundred eighty-nine".