40440662 has 4 divisors (see below), whose sum is σ = 60660996. Its totient is φ = 20220330.

The previous prime is 40440661. The next prime is 40440679. The reversal of 40440662 is 26604404.

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 (40440661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10110164 + ... + 10110167.

It is an arithmetic number, because the mean of its divisors is an integer number (15165249).

Almost surely, 2^40440662 is an apocalyptic number.

40440662 is a deficient number, since it is larger than the sum of its proper divisors (20220334).

40440662 is a wasteful number, since it uses less digits than its factorization.

40440662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20220333.

The product of its (nonzero) digits is 4608, while the sum is 26.

The square root of 40440662 is about 6359.2972882230. The cubic root of 40440662 is about 343.2464746082.

The spelling of 40440662 in words is "forty million, four hundred forty thousand, six hundred sixty-two".