542342500 has 120 divisors (see below), whose sum is σ = 1435940352. Its totient is φ = 174912000.

The previous prime is 542342497. The next prime is 542342503. The reversal of 542342500 is 5243245.

It is an interprime number because it is at equal distance from previous prime (542342497) and next prime (542342503).

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (542342503) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 296589 + ... + 298411.

Almost surely, 2^542342500 is an apocalyptic number.

542342500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 542342500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (717970176).

542342500 is an abundant number, since it is smaller than the sum of its proper divisors (893597852).

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

542342500 is a wasteful number, since it uses less digits than its factorization.

542342500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1871 (or 1854 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 542342500 is about 23288.2481092932. The cubic root of 542342500 is about 815.5010907220.

Adding to 542342500 its reverse (5243245), we get a palindrome (547585745).

The spelling of 542342500 in words is "five hundred forty-two million, three hundred forty-two thousand, five hundred".