40029068 has 6 divisors (see below), whose sum is σ = 70050876. Its totient is φ = 20014532.

The previous prime is 40029061. The next prime is 40029089. The reversal of 40029068 is 86092004.

It is a self number, because there is not a number n which added to its sum of digits gives 40029068.

It is not an unprimeable number, because it can be changed into a prime (40029061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5003630 + ... + 5003637.

It is an arithmetic number, because the mean of its divisors is an integer number (11675146).

Almost surely, 2^40029068 is an apocalyptic number.

It is an amenable number.

40029068 is a deficient number, since it is larger than the sum of its proper divisors (30021808).

40029068 is a wasteful number, since it uses less digits than its factorization.

40029068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10007271 (or 10007269 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 40029068 is about 6326.8529301699. The cubic root of 40029068 is about 342.0780119109.

The spelling of 40029068 in words is "forty million, twenty-nine thousand, sixty-eight".