1240626234 has 16 divisors (see below), whose sum is σ = 2491140960. Its totient is φ = 411894000.

The previous prime is 1240626229. The next prime is 1240626253. The reversal of 1240626234 is 4326260421.

1240626234 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

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, 410389 + ... + 413400.

It is an arithmetic number, because the mean of its divisors is an integer number (155696310).

Almost surely, 2^1240626234 is an apocalyptic number.

1240626234 is an abundant number, since it is smaller than the sum of its proper divisors (1250514726).

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

1240626234 is a wasteful number, since it uses less digits than its factorization.

1240626234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 824045.

The product of its (nonzero) digits is 13824, while the sum is 30.

The square root of 1240626234 is about 35222.5245262176. The cubic root of 1240626234 is about 1074.5178971112.

Adding to 1240626234 its reverse (4326260421), we get a palindrome (5566886655).

The spelling of 1240626234 in words is "one billion, two hundred forty million, six hundred twenty-six thousand, two hundred thirty-four".