402422070 has 16 divisors (see below), whose sum is σ = 965813040. Its totient is φ = 107312544.

The previous prime is 402422029. The next prime is 402422123. The reversal of 402422070 is 70224204.

It is a congruent number.

It is an unprimeable number.

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, 6707005 + ... + 6707064.

It is an arithmetic number, because the mean of its divisors is an integer number (60363315).

Almost surely, 2^402422070 is an apocalyptic number.

402422070 is an abundant number, since it is smaller than the sum of its proper divisors (563390970).

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

402422070 is a wasteful number, since it uses less digits than its factorization.

402422070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13414079.

The product of its (nonzero) digits is 896, while the sum is 21.

The square root of 402422070 is about 20060.4603636108. The cubic root of 402422070 is about 738.2904718016.

Adding to 402422070 its reverse (70224204), we get a palindrome (472646274).

The spelling of 402422070 in words is "four hundred two million, four hundred twenty-two thousand, seventy".