40246951 has 2 divisors, whose sum is σ = 40246952. Its totient is φ = 40246950.

The previous prime is 40246937. The next prime is 40246963. The reversal of 40246951 is 15964204.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40246951 - 2⁹ = 40246439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40246931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20123475 + 20123476.

It is an arithmetic number, because the mean of its divisors is an integer number (20123476).

Almost surely, 2^40246951 is an apocalyptic number.

40246951 is a deficient number, since it is larger than the sum of its proper divisors (1).

40246951 is an equidigital number, since it uses as much as digits as its factorization.

40246951 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 40246951 is about 6344.0484708110. The cubic root of 40246951 is about 342.6975463642.

The spelling of 40246951 in words is "forty million, two hundred forty-six thousand, nine hundred fifty-one".