87435452 has 24 divisors (see below), whose sum is σ = 168805392. Its totient is φ = 39369600.

The previous prime is 87435451. The next prime is 87435479. The reversal of 87435452 is 25453478.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (87435451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18374 + ... + 22637.

It is an arithmetic number, because the mean of its divisors is an integer number (7033558).

Almost surely, 2^87435452 is an apocalyptic number.

87435452 is a gapful number since it is divisible by the number (82) formed by its first and last digit.

It is an amenable number.

87435452 is a deficient number, since it is larger than the sum of its proper divisors (81369940).

87435452 is a wasteful number, since it uses less digits than its factorization.

87435452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41069 (or 41067 counting only the distinct ones).

The product of its digits is 134400, while the sum is 38.

The square root of 87435452 is about 9350.6925946691. The cubic root of 87435452 is about 443.8428074880.

The spelling of 87435452 in words is "eighty-seven million, four hundred thirty-five thousand, four hundred fifty-two".