40294027 has 2 divisors, whose sum is σ = 40294028. Its totient is φ = 40294026.

The previous prime is 40294019. The next prime is 40294043. The reversal of 40294027 is 72049204.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40294027 - 2³ = 40294019 is a prime.

It is a super-2 number, since 2×40294027² = 3247217223753458, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40293986 and 40294004.

It is not a weakly prime, because it can be changed into another prime (40294927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20147013 + 20147014.

It is an arithmetic number, because the mean of its divisors is an integer number (20147014).

Almost surely, 2^40294027 is an apocalyptic number.

40294027 is a deficient number, since it is larger than the sum of its proper divisors (1).

40294027 is an equidigital number, since it uses as much as digits as its factorization.

40294027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 40294027 is about 6347.7576355749. The cubic root of 40294027 is about 342.8311096388.

The spelling of 40294027 in words is "forty million, two hundred ninety-four thousand, twenty-seven".