402460022 has 8 divisors (see below), whose sum is σ = 612700536. Its totient is φ = 198226512.

The previous prime is 402459991. The next prime is 402460027. The reversal of 402460022 is 220064204.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 402459976 and 402460003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402460027) 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 3 ways as a sum of consecutive naturals, for example, 1501583 + ... + 1501850.

It is an arithmetic number, because the mean of its divisors is an integer number (76587567).

Almost surely, 2^402460022 is an apocalyptic number.

402460022 is a deficient number, since it is larger than the sum of its proper divisors (210240514).

402460022 is a wasteful number, since it uses less digits than its factorization.

402460022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3003502.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 402460022 is about 20061.4062817142. The cubic root of 402460022 is about 738.3136802033.

It can be divided in two parts, 4024 and 60022, that added together give a palindrome (64046).

The spelling of 402460022 in words is "four hundred two million, four hundred sixty thousand, twenty-two".