45402422 has 16 divisors (see below), whose sum is σ = 74547312. Its totient is φ = 20610720.

The previous prime is 45402407. The next prime is 45402439. The reversal of 45402422 is 22420454.

45402422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×45402422² = 4122759846932168, which contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 12728 + ... + 15899.

It is an arithmetic number, because the mean of its divisors is an integer number (4659207).

Almost surely, 2^45402422 is an apocalyptic number.

45402422 is a deficient number, since it is larger than the sum of its proper divisors (29144890).

45402422 is a wasteful number, since it uses less digits than its factorization.

45402422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28703.

The product of its (nonzero) digits is 2560, while the sum is 23.

The square root of 45402422 is about 6738.1319369689. The cubic root of 45402422 is about 356.7464611212.

Adding to 45402422 its reverse (22420454), we get a palindrome (67822876).

The spelling of 45402422 in words is "forty-five million, four hundred two thousand, four hundred twenty-two".