22400134 has 8 divisors (see below), whose sum is σ = 34025760. Its totient is φ = 11058216.

The previous prime is 22400111. The next prime is 22400149. The reversal of 22400134 is 43100422.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70729 + ... + 71044.

It is an arithmetic number, because the mean of its divisors is an integer number (4253220).

Almost surely, 2^22400134 is an apocalyptic number.

22400134 is a deficient number, since it is larger than the sum of its proper divisors (11625626).

22400134 is a wasteful number, since it uses less digits than its factorization.

22400134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141854.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 22400134 is about 4732.8779827923. The cubic root of 22400134 is about 281.8925113874.

Adding to 22400134 its reverse (43100422), we get a palindrome (65500556).

The spelling of 22400134 in words is "twenty-two million, four hundred thousand, one hundred thirty-four".