40022236 has 6 divisors (see below), whose sum is σ = 70038920. Its totient is φ = 20011116.

The previous prime is 40022219. The next prime is 40022251. The reversal of 40022236 is 63222004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5002776 + ... + 5002783.

Almost surely, 2^40022236 is an apocalyptic number.

It is an amenable number.

40022236 is a deficient number, since it is larger than the sum of its proper divisors (30016684).

40022236 is a wasteful number, since it uses less digits than its factorization.

40022236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10005563 (or 10005561 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 40022236 is about 6326.3129862504. The cubic root of 40022236 is about 342.0585493048.

The spelling of 40022236 in words is "forty million, twenty-two thousand, two hundred thirty-six".