826069152 has 48 divisors (see below), whose sum is σ = 2238388992. Its totient is φ = 266472960.

The previous prime is 826069129. The next prime is 826069157. The reversal of 826069152 is 251960628.

It is a tau number, because it is divible by the number of its divisors (48).

It is a self number, because there is not a number n which added to its sum of digits gives 826069152.

It is not an unprimeable number, because it can be changed into a prime (826069157) 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, 135813 + ... + 141764.

It is an arithmetic number, because the mean of its divisors is an integer number (46633104).

Almost surely, 2^826069152 is an apocalyptic number.

It is an amenable number.

826069152 is an abundant number, since it is smaller than the sum of its proper divisors (1412319840).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

826069152 is a wasteful number, since it uses less digits than its factorization.

826069152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277621 (or 277613 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 826069152 is about 28741.4187541256. The cubic root of 826069152 is about 938.2937025335.

The spelling of 826069152 in words is "eight hundred twenty-six million, sixty-nine thousand, one hundred fifty-two".