4142222154 has 72 divisors (see below), whose sum is σ = 10467795780. Its totient is φ = 1180351872.

The previous prime is 4142222143. The next prime is 4142222179. The reversal of 4142222154 is 4512222414.

It is a happy number.

4142222154 is a `hidden beast` number, since 414 + 22 + 221 + 5 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3322946025 + 819276129 = 57645^2 + 28623^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 337062 + ... + 349134.

Almost surely, 2^4142222154 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4142222154, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5233897890).

4142222154 is an abundant number, since it is smaller than the sum of its proper divisors (6325573626).

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

4142222154 is a wasteful number, since it uses less digits than its factorization.

4142222154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12484 (or 12474 counting only the distinct ones).

The product of its digits is 5120, while the sum is 27.

The square root of 4142222154 is about 64360.0975294475. The cubic root of 4142222154 is about 1605.9960114705.

Adding to 4142222154 its reverse (4512222414), we get a palindrome (8654444568).

The spelling of 4142222154 in words is "four billion, one hundred forty-two million, two hundred twenty-two thousand, one hundred fifty-four".