40863837 has 16 divisors (see below), whose sum is σ = 63148032. Its totient is φ = 23021040.

The previous prime is 40863833. The next prime is 40863841. The reversal of 40863837 is 73836804.

It is an interprime number because it is at equal distance from previous prime (40863833) and next prime (40863841).

It is not a de Polignac number, because 40863837 - 2² = 40863833 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40863795 and 40863804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40863833) 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, 12213 + ... + 15194.

It is an arithmetic number, because the mean of its divisors is an integer number (3946752).

Almost surely, 2^40863837 is an apocalyptic number.

It is an amenable number.

40863837 is a deficient number, since it is larger than the sum of its proper divisors (22284195).

40863837 is a wasteful number, since it uses less digits than its factorization.

40863837 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27488.

The product of its (nonzero) digits is 96768, while the sum is 39.

The square root of 40863837 is about 6392.4828509743. The cubic root of 40863837 is about 344.4395774277.

The spelling of 40863837 in words is "forty million, eight hundred sixty-three thousand, eight hundred thirty-seven".