45064390 has 64 divisors (see below), whose sum is σ = 100823040. Its totient is φ = 14152320.

The previous prime is 45064379. The next prime is 45064417. The reversal of 45064390 is 9346054.

45064390 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 40684 + ... + 41776.

It is an arithmetic number, because the mean of its divisors is an integer number (1575360).

Almost surely, 2^45064390 is an apocalyptic number.

45064390 is an abundant number, since it is smaller than the sum of its proper divisors (55758650).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45064390 is a wasteful number, since it uses less digits than its factorization.

45064390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1157.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 45064390 is about 6713.0015641291. The cubic root of 45064390 is about 355.8589002331.

It can be divided in two parts, 45064 and 390, that added together give a palindrome (45454).

The spelling of 45064390 in words is "forty-five million, sixty-four thousand, three hundred ninety".