40117470 has 32 divisors (see below), whose sum is σ = 97224192. Its totient is φ = 10593312.

The previous prime is 40117459. The next prime is 40117481. The reversal of 40117470 is 7471104.

It is an interprime number because it is at equal distance from previous prime (40117459) and next prime (40117481).

It is a super-2 number, since 2×40117470² = 3218822798401800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40117470.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3402 + ... + 9581.

It is an arithmetic number, because the mean of its divisors is an integer number (3038256).

Almost surely, 2^40117470 is an apocalyptic number.

40117470 is an abundant number, since it is smaller than the sum of its proper divisors (57106722).

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

40117470 is a wasteful number, since it uses less digits than its factorization.

40117470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13096.

The product of its (nonzero) digits is 784, while the sum is 24.

The square root of 40117470 is about 6333.8353309823. The cubic root of 40117470 is about 342.3296469333.

Adding to 40117470 its reverse (7471104), we get a palindrome (47588574).

It can be divided in two parts, 401 and 17470, that added together give a palindrome (17871).

The spelling of 40117470 in words is "forty million, one hundred seventeen thousand, four hundred seventy".