40287126 has 32 divisors (see below), whose sum is σ = 88126848. Its totient is φ = 12176640.

The previous prime is 40287113. The next prime is 40287139. The reversal of 40287126 is 62178204.

It is an interprime number because it is at equal distance from previous prime (40287113) and next prime (40287139).

It is a junction number, because it is equal to n+sod(n) for n = 40287093 and 40287102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43965 + ... + 44871.

It is an arithmetic number, because the mean of its divisors is an integer number (2753964).

Almost surely, 2^40287126 is an apocalyptic number.

40287126 is an abundant number, since it is smaller than the sum of its proper divisors (47839722).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40287126 is a wasteful number, since it uses less digits than its factorization.

40287126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1596.

The product of its (nonzero) digits is 5376, while the sum is 30.

The square root of 40287126 is about 6347.2140345194. The cubic root of 40287126 is about 342.8115367414.

The spelling of 40287126 in words is "forty million, two hundred eighty-seven thousand, one hundred twenty-six".