40872035 has 16 divisors (see below), whose sum is σ = 51395904. Its totient is φ = 31143552.

The previous prime is 40872023. The next prime is 40872037. The reversal of 40872035 is 53027804.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 40872035 - 2⁴ = 40872019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40871989 and 40872007.

It is not an unprimeable number, because it can be changed into a prime (40872037) 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, 33089 + ... + 34301.

It is an arithmetic number, because the mean of its divisors is an integer number (3212244).

Almost surely, 2^40872035 is an apocalyptic number.

40872035 is a deficient number, since it is larger than the sum of its proper divisors (10523869).

40872035 is a wasteful number, since it uses less digits than its factorization.

40872035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1534.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 40872035 is about 6393.1240407175. The cubic root of 40872035 is about 344.4626094209.

Adding to 40872035 its reverse (53027804), we get a palindrome (93899839).

The spelling of 40872035 in words is "forty million, eight hundred seventy-two thousand, thirty-five".