40430036 has 6 divisors (see below), whose sum is σ = 70752570. Its totient is φ = 20215016.

The previous prime is 40430017. The next prime is 40430041. The reversal of 40430036 is 63003404.

It is a happy number.

40430036 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 34456900 + 5973136 = 5870^2 + 2444^2 .

It is a super-2 number, since 2×40430036² = 3269175621922592, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 5053751 + ... + 5053758.

It is an arithmetic number, because the mean of its divisors is an integer number (11792095).

Almost surely, 2^40430036 is an apocalyptic number.

It is an amenable number.

40430036 is a deficient number, since it is larger than the sum of its proper divisors (30322534).

40430036 is a wasteful number, since it uses less digits than its factorization.

40430036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10107513 (or 10107511 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 40430036 is about 6358.4617636658. The cubic root of 40430036 is about 343.2164086931.

The spelling of 40430036 in words is "forty million, four hundred thirty thousand, thirty-six".