852415629 has 8 divisors (see below), whose sum is σ = 1223981472. Its totient is φ = 524563440.

The previous prime is 852415591. The next prime is 852415661. The reversal of 852415629 is 926514258.

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

It is not a de Polignac number, because 852415629 - 2⁹ = 852415117 is a prime.

It is a super-2 number, since 2×852415629² = 1453224809126931282, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (852415679) 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, 10928367 + ... + 10928444.

It is an arithmetic number, because the mean of its divisors is an integer number (152997684).

Almost surely, 2^852415629 is an apocalyptic number.

It is an amenable number.

852415629 is a deficient number, since it is larger than the sum of its proper divisors (371565843).

852415629 is a wasteful number, since it uses less digits than its factorization.

852415629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21856827.

The product of its digits is 172800, while the sum is 42.

The square root of 852415629 is about 29196.1577780365. The cubic root of 852415629 is about 948.1647408604.

The spelling of 852415629 in words is "eight hundred fifty-two million, four hundred fifteen thousand, six hundred twenty-nine".