234140636 has 6 divisors (see below), whose sum is σ = 409746120. Its totient is φ = 117070316.

The previous prime is 234140617. The next prime is 234140653. The reversal of 234140636 is 636041432.

It is a junction number, because it is equal to n+sod(n) for n = 234140599 and 234140608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29267576 + ... + 29267583.

It is an arithmetic number, because the mean of its divisors is an integer number (68291020).

Almost surely, 2^234140636 is an apocalyptic number.

It is an amenable number.

234140636 is a deficient number, since it is larger than the sum of its proper divisors (175605484).

234140636 is a wasteful number, since it uses less digits than its factorization.

234140636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58535163 (or 58535161 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 29.

The square root of 234140636 is about 15301.6546817656. The cubic root of 234140636 is about 616.3474420178.

The spelling of 234140636 in words is "two hundred thirty-four million, one hundred forty thousand, six hundred thirty-six".