542342025 has 36 divisors (see below), whose sum is σ = 977079948. Its totient is φ = 287556480.

The previous prime is 542341937. The next prime is 542342069. The reversal of 542342025 is 520243245.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 109244304 + 433097721 = 10452^2 + 20811^2 .

It is a de Polignac number, because none of the positive numbers 2^k-542342025 is a prime.

It is a super-2 number, since 2×542342025² = 588269744162201250, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 542342025.

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, 31959 + ... + 45891.

Almost surely, 2^542342025 is an apocalyptic number.

It is an amenable number.

542342025 is a deficient number, since it is larger than the sum of its proper divisors (434737923).

542342025 is a wasteful number, since it uses less digits than its factorization.

542342025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14122 (or 14114 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 542342025 is about 23288.2379110142. The cubic root of 542342025 is about 815.5008526417.

The spelling of 542342025 in words is "five hundred forty-two million, three hundred forty-two thousand, twenty-five".