40222501 has 8 divisors (see below), whose sum is σ = 44900064. Its totient is φ = 35715120.

The previous prime is 40222471. The next prime is 40222529. The reversal of 40222501 is 10522204.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40222501 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40222541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42046 + ... + 42991.

It is an arithmetic number, because the mean of its divisors is an integer number (5612508).

Almost surely, 2^40222501 is an apocalyptic number.

It is an amenable number.

40222501 is a deficient number, since it is larger than the sum of its proper divisors (4677563).

40222501 is a wasteful number, since it uses less digits than its factorization.

40222501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85091.

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 40222501 is about 6342.1211751275. The cubic root of 40222501 is about 342.6281361181.

Adding to 40222501 its reverse (10522204), we get a palindrome (50744705).

The spelling of 40222501 in words is "forty million, two hundred twenty-two thousand, five hundred one".