42852402 has 40 divisors (see below), whose sum is σ = 97208496. Its totient is φ = 14107608.

The previous prime is 42852389. The next prime is 42852409. The reversal of 42852402 is 20425824.

It is a happy number.

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 (42852409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 11853 + ... + 15039.

Almost surely, 2^42852402 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42852402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48604248).

42852402 is an abundant number, since it is smaller than the sum of its proper divisors (54356094).

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

42852402 is a wasteful number, since it uses less digits than its factorization.

42852402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3284 (or 3275 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 27.

The square root of 42852402 is about 6546.1746081204. The cubic root of 42852402 is about 349.9384980371.

The spelling of 42852402 in words is "forty-two million, eight hundred fifty-two thousand, four hundred two".