1230622136 has 16 divisors (see below), whose sum is σ = 2320309800. Its totient is φ = 611872864.

The previous prime is 1230622121. The next prime is 1230622147. The reversal of 1230622136 is 6312260321.

It is a super-2 number, since 2×1230622136² = 3028861683226404992, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 428255 + ... + 431118.

Almost surely, 2^1230622136 is an apocalyptic number.

It is an amenable number.

1230622136 is a deficient number, since it is larger than the sum of its proper divisors (1089687664).

1230622136 is a wasteful number, since it uses less digits than its factorization.

1230622136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 859558 (or 859554 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 1230622136 is about 35080.2242866262. The cubic root of 1230622136 is about 1071.6218848212.

Adding to 1230622136 its reverse (6312260321), we get a palindrome (7542882457).

The spelling of 1230622136 in words is "one billion, two hundred thirty million, six hundred twenty-two thousand, one hundred thirty-six".