40222054 has 4 divisors (see below), whose sum is σ = 60333084. Its totient is φ = 20111026.

The previous prime is 40222033. The next prime is 40222057. The reversal of 40222054 is 45022204.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40222057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10055512 + ... + 10055515.

It is an arithmetic number, because the mean of its divisors is an integer number (15083271).

Almost surely, 2^40222054 is an apocalyptic number.

40222054 is a deficient number, since it is larger than the sum of its proper divisors (20111030).

40222054 is a wasteful number, since it uses less digits than its factorization.

40222054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20111029.

The product of its (nonzero) digits is 640, while the sum is 19.

The square root of 40222054 is about 6342.0859344541. The cubic root of 40222054 is about 342.6268668837.

Adding to 40222054 its reverse (45022204), we get a palindrome (85244258).

The spelling of 40222054 in words is "forty million, two hundred twenty-two thousand, fifty-four".