242552406 has 16 divisors (see below), whose sum is σ = 485332848. Its totient is φ = 80812800.

The previous prime is 242552399. The next prime is 242552407. The reversal of 242552406 is 604255242.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242552407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6366 + ... + 22926.

It is an arithmetic number, because the mean of its divisors is an integer number (30333303).

Almost surely, 2^242552406 is an apocalyptic number.

242552406 is an abundant number, since it is smaller than the sum of its proper divisors (242780442).

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

242552406 is a wasteful number, since it uses less digits than its factorization.

242552406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19007.

The product of its (nonzero) digits is 19200, while the sum is 30.

The square root of 242552406 is about 15574.0940667507. The cubic root of 242552406 is about 623.6417702640.

The spelling of 242552406 in words is "two hundred forty-two million, five hundred fifty-two thousand, four hundred six".