242262570 has 48 divisors (see below), whose sum is σ = 639102240. Its totient is φ = 58729440.

The previous prime is 242262557. The next prime is 242262583. The reversal of 242262570 is 75262242.

It is an interprime number because it is at equal distance from previous prime (242262557) and next prime (242262583).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29740 + ... + 36999.

It is an arithmetic number, because the mean of its divisors is an integer number (13314630).

Almost surely, 2^242262570 is an apocalyptic number.

242262570 is an abundant number, since it is smaller than the sum of its proper divisors (396839670).

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

242262570 is a wasteful number, since it uses less digits than its factorization.

242262570 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66771 (or 66760 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 30.

The square root of 242262570 is about 15564.7862176131. The cubic root of 242262570 is about 623.3932660559.

It can be divided in two parts, 24226 and 2570, that added together give a triangular number (26796 = T₂₃₁).

The spelling of 242262570 in words is "two hundred forty-two million, two hundred sixty-two thousand, five hundred seventy".