85053402 has 96 divisors (see below), whose sum is σ = 228114432. Its totient is φ = 23223024.

The previous prime is 85053401. The next prime is 85053407. The reversal of 85053402 is 20435058.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (85053401) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 77703 + ... + 78789.

It is an arithmetic number, because the mean of its divisors is an integer number (2376192).

Almost surely, 2^85053402 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 85053402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (114057216).

85053402 is an abundant number, since it is smaller than the sum of its proper divisors (143061030).

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

85053402 is a wasteful number, since it uses less digits than its factorization.

85053402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1134 (or 1122 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 85053402 is about 9222.4401326330. The cubic root of 85053402 is about 439.7750261741.

The spelling of 85053402 in words is "eighty-five million, fifty-three thousand, four hundred two".