240006156 has 24 divisors (see below), whose sum is σ = 603092784. Its totient is φ = 73848000.

The previous prime is 240006131. The next prime is 240006191. The reversal of 240006156 is 651600042.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 769095 + ... + 769406.

It is an arithmetic number, because the mean of its divisors is an integer number (25128866).

Almost surely, 2^240006156 is an apocalyptic number.

240006156 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

240006156 is an abundant number, since it is smaller than the sum of its proper divisors (363086628).

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

240006156 is a wasteful number, since it uses less digits than its factorization.

240006156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1538521 (or 1538519 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 240006156 is about 15492.1320676013. The cubic root of 240006156 is about 621.4518145129.

Adding to 240006156 its reverse (651600042), we get a palindrome (891606198).

The spelling of 240006156 in words is "two hundred forty million, six thousand, one hundred fifty-six".