240022134 has 72 divisors (see below), whose sum is σ = 575591016. Its totient is φ = 72230400.

The previous prime is 240022127. The next prime is 240022141. The reversal of 240022134 is 431220042.

It is an interprime number because it is at equal distance from previous prime (240022127) and next prime (240022141).

It is a super-2 number, since 2×240022134² = 115221249619827912, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 420069 + ... + 420639.

Almost surely, 2^240022134 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 240022134, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (287795508).

240022134 is an abundant number, since it is smaller than the sum of its proper divisors (335568882).

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

240022134 is a wasteful number, since it uses less digits than its factorization.

240022134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 794 (or 780 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 240022134 is about 15492.6477401379. The cubic root of 240022134 is about 621.4656049047.

Adding to 240022134 its reverse (431220042), we get a palindrome (671242176).

The spelling of 240022134 in words is "two hundred forty million, twenty-two thousand, one hundred thirty-four".