1924347428 has 6 divisors (see below), whose sum is σ = 3367608006. Its totient is φ = 962173712.

The previous prime is 1924347361. The next prime is 1924347431. The reversal of 1924347428 is 8247434291.

It can be written as a sum of positive squares in only one way, i.e., 1863476224 + 60871204 = 43168^2 + 7802^2 .

It is a super-2 number, since 2×1924347428² = 7406226047300430368, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240543425 + ... + 240543432.

It is an arithmetic number, because the mean of its divisors is an integer number (561268001).

Almost surely, 2^1924347428 is an apocalyptic number.

It is an amenable number.

1924347428 is a deficient number, since it is larger than the sum of its proper divisors (1443260578).

1924347428 is a wasteful number, since it uses less digits than its factorization.

1924347428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 481086861 (or 481086859 counting only the distinct ones).

The product of its digits is 387072, while the sum is 44.

The square root of 1924347428 is about 43867.3845584621. The cubic root of 1924347428 is about 1243.8303834043.

The spelling of 1924347428 in words is "one billion, nine hundred twenty-four million, three hundred forty-seven thousand, four hundred twenty-eight".