1424167740 has 144 divisors (see below), whose sum is σ = 4540824288. Its totient is φ = 360847872.

The previous prime is 1424167733. The next prime is 1424167763. The reversal of 1424167740 is 477614241.

It is a happy number.

1424167740 is a `hidden beast` number, since 1 + 424 + 167 + 74 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1424167695 and 1424167704.

It is a congruent number.

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, 283894 + ... + 288866.

It is an arithmetic number, because the mean of its divisors is an integer number (31533502).

Almost surely, 2^1424167740 is an apocalyptic number.

1424167740 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 1424167740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2270412144).

1424167740 is an abundant number, since it is smaller than the sum of its proper divisors (3116656548).

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

1424167740 is a wasteful number, since it uses less digits than its factorization.

1424167740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5068 (or 5063 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 36.

The square root of 1424167740 is about 37738.1470133339. The cubic root of 1424167740 is about 1125.0894388152.

The spelling of 1424167740 in words is "one billion, four hundred twenty-four million, one hundred sixty-seven thousand, seven hundred forty".