40732451 has 2 divisors, whose sum is σ = 40732452. Its totient is φ = 40732450.

The previous prime is 40732441. The next prime is 40732477. The reversal of 40732451 is 15423704.

40732451 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (40732477) can be obtained adding 40732451 to its sum of digits (26).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40732451 - 2⁶ = 40732387 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40732451.

It is not a weakly prime, because it can be changed into another prime (40732411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20366225 + 20366226.

It is an arithmetic number, because the mean of its divisors is an integer number (20366226).

Almost surely, 2^40732451 is an apocalyptic number.

40732451 is a deficient number, since it is larger than the sum of its proper divisors (1).

40732451 is an equidigital number, since it uses as much as digits as its factorization.

40732451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 40732451 is about 6382.1979756194. The cubic root of 40732451 is about 344.0700320506.

The spelling of 40732451 in words is "forty million, seven hundred thirty-two thousand, four hundred fifty-one".