1229734876 has 24 divisors (see below), whose sum is σ = 2190510000. Its totient is φ = 603894144.

The previous prime is 1229734871. The next prime is 1229734897. The reversal of 1229734876 is 6784379221.

It is a happy number.

It is a super-3 number, since 3×1229734876³ (a number of 28 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1229734871) 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, 401800 + ... + 404848.

It is an arithmetic number, because the mean of its divisors is an integer number (91271250).

Almost surely, 2^1229734876 is an apocalyptic number.

It is an amenable number.

1229734876 is a deficient number, since it is larger than the sum of its proper divisors (960775124).

1229734876 is a wasteful number, since it uses less digits than its factorization.

1229734876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4821 (or 4819 counting only the distinct ones).

The product of its digits is 1016064, while the sum is 49.

The square root of 1229734876 is about 35067.5758500641. The cubic root of 1229734876 is about 1071.3642818297.

The spelling of 1229734876 in words is "one billion, two hundred twenty-nine million, seven hundred thirty-four thousand, eight hundred seventy-six".