55426234 has 16 divisors (see below), whose sum is σ = 84945672. Its totient is φ = 27114048.

The previous prime is 55426223. The next prime is 55426237. The reversal of 55426234 is 43262455.

It can be written as a sum of positive squares in 4 ways, for example, as 20675209 + 34751025 = 4547^2 + 5895^2 .

It is a junction number, because it is equal to n+sod(n) for n = 55426196 and 55426205.

It is not an unprimeable number, because it can be changed into a prime (55426237) 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, 64552 + ... + 65404.

Almost surely, 2^55426234 is an apocalyptic number.

55426234 is a deficient number, since it is larger than the sum of its proper divisors (29519438).

55426234 is a wasteful number, since it uses less digits than its factorization.

55426234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1521.

The product of its digits is 28800, while the sum is 31.

The square root of 55426234 is about 7444.8797169598. The cubic root of 55426234 is about 381.2751117026.

Adding to 55426234 its reverse (43262455), we get a palindrome (98688689).

It can be divided in two parts, 5542 and 6234, that multiplied together give a triangular number (34548828 = T₈₃₁₂).

The spelling of 55426234 in words is "fifty-five million, four hundred twenty-six thousand, two hundred thirty-four".