1214479000 has 64 divisors (see below), whose sum is σ = 3247882560. Its totient is φ = 416390400.

The previous prime is 1214478989. The next prime is 1214479003. The reversal of 1214479000 is 9744121.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 1214479000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1214479003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79749 + ... + 93748.

It is an arithmetic number, because the mean of its divisors is an integer number (50748165).

Almost surely, 2^1214479000 is an apocalyptic number.

1214479000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1214479000 is an abundant number, since it is smaller than the sum of its proper divisors (2033403560).

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

1214479000 is a wasteful number, since it uses less digits than its factorization.

1214479000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173525 (or 173511 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 1214479000 is about 34849.3758911117. The cubic root of 1214479000 is about 1066.9154476141.

The spelling of 1214479000 in words is "one billion, two hundred fourteen million, four hundred seventy-nine thousand".