525453542 has 8 divisors (see below), whose sum is σ = 788374056. Its totient is φ = 262662192.

The previous prime is 525453491. The next prime is 525453547. The reversal of 525453542 is 245354525.

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

It is a super-2 number, since 2×525453542² = 552202849600691528, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (525453547) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21383 + ... + 38834.

It is an arithmetic number, because the mean of its divisors is an integer number (98546757).

Almost surely, 2^525453542 is an apocalyptic number.

525453542 is a deficient number, since it is larger than the sum of its proper divisors (262920514).

525453542 is a wasteful number, since it uses less digits than its factorization.

525453542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64582.

The product of its digits is 120000, while the sum is 35.

The square root of 525453542 is about 22922.7734360395. The cubic root of 525453542 is about 806.9465601668.

The spelling of 525453542 in words is "five hundred twenty-five million, four hundred fifty-three thousand, five hundred forty-two".