11420234 has 12 divisors (see below), whose sum is σ = 19927314. Its totient is φ = 4894344.

The previous prime is 11420203. The next prime is 11420239. The reversal of 11420234 is 43202411.

It can be written as a sum of positive squares in only one way, i.e., 8850625 + 2569609 = 2975^2 + 1603^2 .

It is a super-2 number, since 2×11420234² = 260843489229512, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11420239) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 58169 + ... + 58364.

Almost surely, 2^11420234 is an apocalyptic number.

11420234 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

11420234 is a deficient number, since it is larger than the sum of its proper divisors (8507080).

11420234 is a wasteful number, since it uses less digits than its factorization.

11420234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116549 (or 116542 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 11420234 is about 3379.3836716182. The cubic root of 11420234 is about 225.1947876977.

Adding to 11420234 its reverse (43202411), we get a palindrome (54622645).

The spelling of 11420234 in words is "eleven million, four hundred twenty thousand, two hundred thirty-four".