222662460426 has 64 divisors (see below), whose sum is σ = 520006901760. Its totient is φ = 62236056960.

The previous prime is 222662460407. The next prime is 222662460431. The reversal of 222662460426 is 624064266222.

It is a super-2 number, since 2×222662460426² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4537510 + ... + 4586318.

It is an arithmetic number, because the mean of its divisors is an integer number (8125107840).

Almost surely, 2^222662460426 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222662460426, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (260003450880).

222662460426 is an abundant number, since it is smaller than the sum of its proper divisors (297344441334).

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

222662460426 is a wasteful number, since it uses less digits than its factorization.

222662460426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51179.

The product of its (nonzero) digits is 663552, while the sum is 42.

The spelling of 222662460426 in words is "two hundred twenty-two billion, six hundred sixty-two million, four hundred sixty thousand, four hundred twenty-six".