1235996 has 6 divisors (see below), whose sum is σ = 2163000. Its totient is φ = 617996.

The previous prime is 1235987. The next prime is 1235999. The reversal of 1235996 is 6995321.

It is a super-2 number, since 2×1235996² = 3055372224032, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1235999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 154496 + ... + 154503.

It is an arithmetic number, because the mean of its divisors is an integer number (360500).

2^1235996 is an apocalyptic number.

It is an amenable number.

1235996 is a deficient number, since it is larger than the sum of its proper divisors (927004).

1235996 is a wasteful number, since it uses less digits than its factorization.

1235996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309003 (or 309001 counting only the distinct ones).

The product of its digits is 14580, while the sum is 35.

The square root of 1235996 is about 1111.7535698166. The cubic root of 1235996 is about 107.3179467761.

The spelling of 1235996 in words is "one million, two hundred thirty-five thousand, nine hundred ninety-six".