45840622 has 4 divisors (see below), whose sum is σ = 68760936. Its totient is φ = 22920310.

The previous prime is 45840617. The next prime is 45840629. The reversal of 45840622 is 22604854.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45840629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11460154 + ... + 11460157.

It is an arithmetic number, because the mean of its divisors is an integer number (17190234).

Almost surely, 2^45840622 is an apocalyptic number.

45840622 is a deficient number, since it is larger than the sum of its proper divisors (22920314).

45840622 is a wasteful number, since it uses less digits than its factorization.

45840622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22920313.

The product of its (nonzero) digits is 15360, while the sum is 31.

The square root of 45840622 is about 6770.5702861724. The cubic root of 45840622 is about 357.8904973918.

The spelling of 45840622 in words is "forty-five million, eight hundred forty thousand, six hundred twenty-two".