40699535 has 16 divisors (see below), whose sum is σ = 51134976. Its totient is φ = 31039008.

The previous prime is 40699493. The next prime is 40699537. The reversal of 40699535 is 53599604.

40699535 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 40699535 - 2⁸ = 40699279 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40699492 and 40699501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40699537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62582 + ... + 63228.

It is an arithmetic number, because the mean of its divisors is an integer number (3195936).

Almost surely, 2^40699535 is an apocalyptic number.

40699535 is a deficient number, since it is larger than the sum of its proper divisors (10435441).

40699535 is a wasteful number, since it uses less digits than its factorization.

40699535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1222.

The product of its (nonzero) digits is 145800, while the sum is 41.

The square root of 40699535 is about 6379.6187190145. The cubic root of 40699535 is about 343.9773257770.

The spelling of 40699535 in words is "forty million, six hundred ninety-nine thousand, five hundred thirty-five".