140424633 has 24 divisors (see below), whose sum is σ = 206385920. Its totient is φ = 91990080.

The previous prime is 140424617. The next prime is 140424671. The reversal of 140424633 is 336424041.

140424633 is a `hidden beast` number, since 1 + 4 + 0 + 4 + 24 + 633 = 666.

It is not a de Polignac number, because 140424633 - 2⁴ = 140424617 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 140424597 and 140424606.

It is not an unprimeable number, because it can be changed into a prime (140424733) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 222228 + ... + 222858.

Almost surely, 2^140424633 is an apocalyptic number.

It is an amenable number.

140424633 is a deficient number, since it is larger than the sum of its proper divisors (65961287).

140424633 is a wasteful number, since it uses less digits than its factorization.

140424633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1029 (or 1026 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The square root of 140424633 is about 11850.0899996582. The cubic root of 140424633 is about 519.7738575352.

Adding to 140424633 its reverse (336424041), we get a palindrome (476848674).

The spelling of 140424633 in words is "one hundred forty million, four hundred twenty-four thousand, six hundred thirty-three".