45355587 has 4 divisors (see below), whose sum is σ = 60474120. Its totient is φ = 30237056.

The previous prime is 45355577. The next prime is 45355589. The reversal of 45355587 is 78555354.

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 45355587 - 2⁴ = 45355571 is a prime.

It is a super-2 number, since 2×45355587² = 4114258544229138, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45355589) 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, 7559262 + ... + 7559267.

It is an arithmetic number, because the mean of its divisors is an integer number (15118530).

Almost surely, 2^45355587 is an apocalyptic number.

45355587 is a deficient number, since it is larger than the sum of its proper divisors (15118533).

45355587 is a wasteful number, since it uses less digits than its factorization.

45355587 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15118532.

The product of its digits is 420000, while the sum is 42.

The square root of 45355587 is about 6734.6556704853. The cubic root of 45355587 is about 356.6237513024.

The spelling of 45355587 in words is "forty-five million, three hundred fifty-five thousand, five hundred eighty-seven".