45553637 has 8 divisors (see below), whose sum is σ = 46255104. Its totient is φ = 44855968.

The previous prime is 45553633. The next prime is 45553643. The reversal of 45553637 is 73635554.

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

It is a cyclic number.

It is not a de Polignac number, because 45553637 - 2² = 45553633 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45553637.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45553631) 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, 31073 + ... + 32505.

It is an arithmetic number, because the mean of its divisors is an integer number (5781888).

Almost surely, 2^45553637 is an apocalyptic number.

It is an amenable number.

45553637 is a deficient number, since it is larger than the sum of its proper divisors (701467).

45553637 is a wasteful number, since it uses less digits than its factorization.

45553637 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1899.

The product of its digits is 189000, while the sum is 38.

The square root of 45553637 is about 6749.3434495512. The cubic root of 45553637 is about 357.1420761202.

It can be divided in two parts, 4555 and 3637, that added together give a 13-th power (8192 = 2¹³).

The spelling of 45553637 in words is "forty-five million, five hundred fifty-three thousand, six hundred thirty-seven".