40117330 has 32 divisors (see below), whose sum is σ = 79144128. Its totient is φ = 14520000.

The previous prime is 40117327. The next prime is 40117333. The reversal of 40117330 is 3371104.

It is an interprime number because it is at equal distance from previous prime (40117327) and next prime (40117333).

It is a junction number, because it is equal to n+sod(n) for n = 40117298 and 40117307.

It is not an unprimeable number, because it can be changed into a prime (40117333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26884 + ... + 28336.

It is an arithmetic number, because the mean of its divisors is an integer number (2473254).

Almost surely, 2^40117330 is an apocalyptic number.

40117330 is a deficient number, since it is larger than the sum of its proper divisors (39026798).

40117330 is a wasteful number, since it uses less digits than its factorization.

40117330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1722.

The product of its (nonzero) digits is 252, while the sum is 19.

The square root of 40117330 is about 6333.8242792171. The cubic root of 40117330 is about 342.3292487177.

Adding to 40117330 its reverse (3371104), we get a palindrome (43488434).

It can be divided in two parts, 40 and 117330, that added together give a triangular number (117370 = T₄₈₄).

The spelling of 40117330 in words is "forty million, one hundred seventeen thousand, three hundred thirty".