1240152234 has 16 divisors (see below), whose sum is σ = 2482436640. Its totient is φ = 413028720.

The previous prime is 1240152197. The next prime is 1240152281. The reversal of 1240152234 is 4322510421.

1240152234 = 387² + 388² + ... + 1557².

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, 81229 + ... + 95280.

It is an arithmetic number, because the mean of its divisors is an integer number (155152290).

Almost surely, 2^1240152234 is an apocalyptic number.

1240152234 is an abundant number, since it is smaller than the sum of its proper divisors (1242284406).

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

1240152234 is a wasteful number, since it uses less digits than its factorization.

1240152234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177685.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 1240152234 is about 35215.7952345251. The cubic root of 1240152234 is about 1074.3810344129.

Adding to 1240152234 its reverse (4322510421), we get a palindrome (5562662655).

The spelling of 1240152234 in words is "one billion, two hundred forty million, one hundred fifty-two thousand, two hundred thirty-four".