40662380 has 24 divisors (see below), whose sum is σ = 93154320. Its totient is φ = 14786240.

The previous prime is 40662361. The next prime is 40662389. The reversal of 40662380 is 8326604.

It is not an unprimeable number, because it can be changed into a prime (40662389) 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, 92195 + ... + 92634.

It is an arithmetic number, because the mean of its divisors is an integer number (3881430).

Almost surely, 2^40662380 is an apocalyptic number.

It is an amenable number.

40662380 is an abundant number, since it is smaller than the sum of its proper divisors (52491940).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40662380 is a wasteful number, since it uses less digits than its factorization.

40662380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184849 (or 184847 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 40662380 is about 6376.7060462279. The cubic root of 40662380 is about 343.8726204968.

Adding to 40662380 its reverse (8326604), we get a palindrome (48988984).

It can be divided in two parts, 4066 and 2380, that added together give a palindrome (6446).

The spelling of 40662380 in words is "forty million, six hundred sixty-two thousand, three hundred eighty".