242543070 has 192 divisors, whose sum is σ = 812298240. Its totient is φ = 48729600.

The previous prime is 242543047. The next prime is 242543107. The reversal of 242543070 is 70345242.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 214266 + ... + 215394.

It is an arithmetic number, because the mean of its divisors is an integer number (4230720).

Almost surely, 2^242543070 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 242543070, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (406149120).

242543070 is an abundant number, since it is smaller than the sum of its proper divisors (569755170).

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

242543070 is a wasteful number, since it uses less digits than its factorization.

242543070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1191 (or 1188 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 27.

The square root of 242543070 is about 15573.7943353571. The cubic root of 242543070 is about 623.6337687021.

The spelling of 242543070 in words is "two hundred forty-two million, five hundred forty-three thousand, seventy".