40654622 has 4 divisors (see below), whose sum is σ = 60981936. Its totient is φ = 20327310.

The previous prime is 40654589. The next prime is 40654637. The reversal of 40654622 is 22645604.

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

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, 10163654 + ... + 10163657.

It is an arithmetic number, because the mean of its divisors is an integer number (15245484).

Almost surely, 2^40654622 is an apocalyptic number.

40654622 is a deficient number, since it is larger than the sum of its proper divisors (20327314).

40654622 is a wasteful number, since it uses less digits than its factorization.

40654622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20327313.

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 40654622 is about 6376.0977094144. The cubic root of 40654622 is about 343.8507498843.

The spelling of 40654622 in words is "forty million, six hundred fifty-four thousand, six hundred twenty-two".