210069042 has 8 divisors (see below), whose sum is σ = 420138096. Its totient is φ = 70023012.

The previous prime is 210069037. The next prime is 210069047. The reversal of 210069042 is 240960012.

It is an interprime number because it is at equal distance from previous prime (210069037) and next prime (210069047).

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

210069042 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (210069047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17505748 + ... + 17505759.

It is an arithmetic number, because the mean of its divisors is an integer number (52517262).

Almost surely, 2^210069042 is an apocalyptic number.

210069042 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

210069042 is a wasteful number, since it uses less digits than its factorization.

210069042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35011512.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 210069042 is about 14493.7587257412. The cubic root of 210069042 is about 594.4573278626.

The spelling of 210069042 in words is "two hundred ten million, sixty-nine thousand, forty-two".