253526542 has 8 divisors (see below), whose sum is σ = 402659856. Its totient is φ = 119306592.

The previous prime is 253526531. The next prime is 253526551. The reversal of 253526542 is 245625352.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (34), and also a Moran number because the ratio is a prime number: 7456663 = 253526542 / (2 + 5 + 3 + 5 + 2 + 6 + 5 + 4 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 253526498 and 253526507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3728298 + ... + 3728365.

It is an arithmetic number, because the mean of its divisors is an integer number (50332482).

Almost surely, 2^253526542 is an apocalyptic number.

253526542 is a deficient number, since it is larger than the sum of its proper divisors (149133314).

253526542 is a wasteful number, since it uses less digits than its factorization.

253526542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7456682.

The product of its digits is 72000, while the sum is 34.

The square root of 253526542 is about 15922.5168236683. The cubic root of 253526542 is about 632.9088147425.

The spelling of 253526542 in words is "two hundred fifty-three million, five hundred twenty-six thousand, five hundred forty-two".