40247802 has 24 divisors (see below), whose sum is σ = 99661536. Its totient is φ = 11499336.

The previous prime is 40247777. The next prime is 40247807. The reversal of 40247802 is 20874204.

40247802 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (40247807) 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 11 ways as a sum of consecutive naturals, for example, 159588 + ... + 159839.

It is an arithmetic number, because the mean of its divisors is an integer number (4152564).

Almost surely, 2^40247802 is an apocalyptic number.

40247802 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

40247802 is an abundant number, since it is smaller than the sum of its proper divisors (59413734).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40247802 is a wasteful number, since it uses less digits than its factorization.

40247802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319442 (or 319439 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 27.

The square root of 40247802 is about 6344.1155411925. The cubic root of 40247802 is about 342.6999617319.

The spelling of 40247802 in words is "forty million, two hundred forty-seven thousand, eight hundred two".