84252157 has 8 divisors (see below), whose sum is σ = 93075840. Its totient is φ = 75622560.

The previous prime is 84252149. The next prime is 84252167. The reversal of 84252157 is 75125248.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 84252157 - 2³ = 84252149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84252167) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47608 + ... + 49345.

It is an arithmetic number, because the mean of its divisors is an integer number (11634480).

Almost surely, 2^84252157 is an apocalyptic number.

It is an amenable number.

84252157 is a deficient number, since it is larger than the sum of its proper divisors (8823683).

84252157 is a wasteful number, since it uses less digits than its factorization.

84252157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97043.

The product of its digits is 22400, while the sum is 34.

The square root of 84252157 is about 9178.8973738680. The cubic root of 84252157 is about 438.3897009858.

The spelling of 84252157 in words is "eighty-four million, two hundred fifty-two thousand, one hundred fifty-seven".