40670955 has 48 divisors (see below), whose sum is σ = 78012480. Its totient is φ = 19471104.

The previous prime is 40670951. The next prime is 40670989. The reversal of 40670955 is 55907604.

It is not a de Polignac number, because 40670955 - 2² = 40670951 is a prime.

It is a super-2 number, since 2×40670955² = 3308253161224050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40670951) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 20706 + ... + 22584.

It is an arithmetic number, because the mean of its divisors is an integer number (1625260).

Almost surely, 2^40670955 is an apocalyptic number.

40670955 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

40670955 is a deficient number, since it is larger than the sum of its proper divisors (37341525).

40670955 is a wasteful number, since it uses less digits than its factorization.

40670955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1940 (or 1937 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 36.

The square root of 40670955 is about 6377.3783798674. The cubic root of 40670955 is about 343.8967910812.

The spelling of 40670955 in words is "forty million, six hundred seventy thousand, nine hundred fifty-five".