40229654 has 4 divisors (see below), whose sum is σ = 60344484. Its totient is φ = 20114826.

The previous prime is 40229647. The next prime is 40229659. The reversal of 40229654 is 45692204.

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

It is a self number, because there is not a number n which added to its sum of digits gives 40229654.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40229659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10057412 + ... + 10057415.

It is an arithmetic number, because the mean of its divisors is an integer number (15086121).

Almost surely, 2^40229654 is an apocalyptic number.

40229654 is a deficient number, since it is larger than the sum of its proper divisors (20114830).

40229654 is a wasteful number, since it uses less digits than its factorization.

40229654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20114829.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 40229654 is about 6342.6850781038. The cubic root of 40229654 is about 342.6484454286.

The spelling of 40229654 in words is "forty million, two hundred twenty-nine thousand, six hundred fifty-four".