234545136 has 40 divisors (see below), whose sum is σ = 692467584. Its totient is φ = 67012800.

The previous prime is 234545117. The next prime is 234545137. The reversal of 234545136 is 631545432.

It is a super-2 number, since 2×234545136² = 110022841642516992, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 234545097 and 234545106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234545137) 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, 348690 + ... + 349361.

Almost surely, 2^234545136 is an apocalyptic number.

It is an amenable number.

234545136 is an abundant number, since it is smaller than the sum of its proper divisors (457922448).

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

234545136 is a wasteful number, since it uses less digits than its factorization.

234545136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 698069 (or 698063 counting only the distinct ones).

The product of its digits is 43200, while the sum is 33.

The square root of 234545136 is about 15314.8665028462. The cubic root of 234545136 is about 616.7021705717.

The spelling of 234545136 in words is "two hundred thirty-four million, five hundred forty-five thousand, one hundred thirty-six".