402243016 has 32 divisors (see below), whose sum is σ = 870330240. Its totient is φ = 170713728.

The previous prime is 402243013. The next prime is 402243019. The reversal of 402243016 is 610342204.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (402243013) and next prime (402243019).

It is not an unprimeable number, because it can be changed into a prime (402243013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29101 + ... + 40636.

It is an arithmetic number, because the mean of its divisors is an integer number (27197820).

Almost surely, 2^402243016 is an apocalyptic number.

It is an amenable number.

402243016 is an abundant number, since it is smaller than the sum of its proper divisors (468087224).

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

402243016 is a wasteful number, since it uses less digits than its factorization.

402243016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69853 (or 69849 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 402243016 is about 20055.9970083763. The cubic root of 402243016 is about 738.1809570384.

The spelling of 402243016 in words is "four hundred two million, two hundred forty-three thousand, sixteen".