40067450 has 12 divisors (see below), whose sum is σ = 74525550. Its totient is φ = 16026960.

The previous prime is 40067429. The next prime is 40067459. The reversal of 40067450 is 5476004.

40067450 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 39025009 + 1042441 = 6247^2 + 1021^2 .

It is not an unprimeable number, because it can be changed into a prime (40067459) 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 in 5 ways as a sum of consecutive naturals, for example, 400625 + ... + 400724.

Almost surely, 2^40067450 is an apocalyptic number.

40067450 is a deficient number, since it is larger than the sum of its proper divisors (34458100).

40067450 is a wasteful number, since it uses less digits than its factorization.

40067450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 801361 (or 801356 counting only the distinct ones).

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

The square root of 40067450 is about 6329.8854649986. The cubic root of 40067450 is about 342.1873111833.

The spelling of 40067450 in words is "forty million, sixty-seven thousand, four hundred fifty".