40870635 has 32 divisors (see below), whose sum is σ = 74571840. Its totient is φ = 18935808.

The previous prime is 40870633. The next prime is 40870637. The reversal of 40870635 is 53607804.

It is an interprime number because it is at equal distance from previous prime (40870633) and next prime (40870637).

It is not a de Polignac number, because 40870635 - 2¹ = 40870633 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40870596 and 40870605.

It is not an unprimeable number, because it can be changed into a prime (40870633) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2850 + ... + 9479.

It is an arithmetic number, because the mean of its divisors is an integer number (2330370).

Almost surely, 2^40870635 is an apocalyptic number.

40870635 is a deficient number, since it is larger than the sum of its proper divisors (33701205).

40870635 is a wasteful number, since it uses less digits than its factorization.

40870635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12367.

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 40870635 is about 6393.0145471444. The cubic root of 40870635 is about 344.4586763881.

The spelling of 40870635 in words is "forty million, eight hundred seventy thousand, six hundred thirty-five".