1214769836 has 24 divisors (see below), whose sum is σ = 2430277920. Its totient is φ = 520457472.

The previous prime is 1214769763. The next prime is 1214769839. The reversal of 1214769836 is 6389674121.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (1214769839) 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, 174470 + ... + 181298.

It is an arithmetic number, because the mean of its divisors is an integer number (101261580).

Almost surely, 2^1214769836 is an apocalyptic number.

It is an amenable number.

1214769836 is an abundant number, since it is smaller than the sum of its proper divisors (1215508084).

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

1214769836 is a wasteful number, since it uses less digits than its factorization.

1214769836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13193 (or 13191 counting only the distinct ones).

The product of its digits is 435456, while the sum is 47.

The square root of 1214769836 is about 34853.5483989794. The cubic root of 1214769836 is about 1067.0006069445. Note that the first 3 decimals are identical.

The spelling of 1214769836 in words is "one billion, two hundred fourteen million, seven hundred sixty-nine thousand, eight hundred thirty-six".