5142213240 has 32 divisors (see below), whose sum is σ = 15426640080. Its totient is φ = 1371256832.

The previous prime is 5142213239. The next prime is 5142213259. The reversal of 5142213240 is 423122415.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 5142213240.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21425769 + ... + 21426008.

Almost surely, 2^5142213240 is an apocalyptic number.

It is an amenable number.

5142213240 is an abundant number, since it is smaller than the sum of its proper divisors (10284426840).

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

5142213240 is a wasteful number, since it uses less digits than its factorization.

5142213240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42851791 (or 42851787 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 5142213240 is about 71709.2270213534. The cubic root of 5142213240 is about 1726.0367067980.

Adding to 5142213240 its reverse (423122415), we get a palindrome (5565335655).

The spelling of 5142213240 in words is "five billion, one hundred forty-two million, two hundred thirteen thousand, two hundred forty".