40022402 has 16 divisors (see below), whose sum is σ = 69241920. Its totient is φ = 16994448.

The previous prime is 40022377. The next prime is 40022413. The reversal of 40022402 is 20422004.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11588 + ... + 14639.

It is an arithmetic number, because the mean of its divisors is an integer number (4327620).

Almost surely, 2^40022402 is an apocalyptic number.

40022402 is a deficient number, since it is larger than the sum of its proper divisors (29219518).

40022402 is a wasteful number, since it uses less digits than its factorization.

40022402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26345.

The product of its (nonzero) digits is 128, while the sum is 14.

The square root of 40022402 is about 6326.3261060429. The cubic root of 40022402 is about 342.0590222222.

Adding to 40022402 its reverse (20422004), we get a palindrome (60444406).

The spelling of 40022402 in words is "forty million, twenty-two thousand, four hundred two".