40163826 has 32 divisors (see below), whose sum is σ = 85425408. Its totient is φ = 12545280.

The previous prime is 40163813. The next prime is 40163839. The reversal of 40163826 is 62836104.

It is an interprime number because it is at equal distance from previous prime (40163813) and next prime (40163839).

It is a super-2 number, since 2×40163826² = 3226265837916552, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40163793 and 40163802.

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, 26916 + ... + 28368.

It is an arithmetic number, because the mean of its divisors is an integer number (2669544).

Almost surely, 2^40163826 is an apocalyptic number.

40163826 is an abundant number, since it is smaller than the sum of its proper divisors (45261582).

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

40163826 is a wasteful number, since it uses less digits than its factorization.

40163826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1746.

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 40163826 is about 6337.4936686359. The cubic root of 40163826 is about 342.4614508979.

The spelling of 40163826 in words is "forty million, one hundred sixty-three thousand, eight hundred twenty-six".