4542222972 has 36 divisors (see below), whose sum is σ = 12328892520. Its totient is φ = 1297777824.

The previous prime is 4542222961. The next prime is 4542223003. The reversal of 4542222972 is 2792222454.

It is a self number, because there is not a number n which added to its sum of digits gives 4542222972.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3861847 + ... + 3863022.

Almost surely, 2^4542222972 is an apocalyptic number.

4542222972 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

4542222972 is an abundant number, since it is smaller than the sum of its proper divisors (7786669548).

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

4542222972 is a wasteful number, since it uses less digits than its factorization.

4542222972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7724890 (or 7724881 counting only the distinct ones).

The product of its digits is 161280, while the sum is 39.

The square root of 4542222972 is about 67396.0159950126. The cubic root of 4542222972 is about 1656.1111576182. Note that the first 4 decimals are identical.

The spelling of 4542222972 in words is "four billion, five hundred forty-two million, two hundred twenty-two thousand, nine hundred seventy-two".