1417447980 has 144 divisors (see below), whose sum is σ = 4699959264. Its totient is φ = 343664640.

The previous prime is 1417447973. The next prime is 1417447991. The reversal of 1417447980 is 897447141.

It is a happy number.

1417447980 is a `hidden beast` number, since 1 + 4 + 174 + 479 + 8 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 152260 + ... + 161300.

It is an arithmetic number, because the mean of its divisors is an integer number (32638606).

Almost surely, 2^1417447980 is an apocalyptic number.

1417447980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1417447980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2349979632).

1417447980 is an abundant number, since it is smaller than the sum of its proper divisors (3282511284).

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

1417447980 is a wasteful number, since it uses less digits than its factorization.

1417447980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9136 (or 9131 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 45.

The square root of 1417447980 is about 37649.0103455589. The cubic root of 1417447980 is about 1123.3171164282.

The spelling of 1417447980 in words is "one billion, four hundred seventeen million, four hundred forty-seven thousand, nine hundred eighty".