1924432340 has 24 divisors (see below), whose sum is σ = 4044025440. Its totient is φ = 769255328.

The previous prime is 1924432339. The next prime is 1924432361. The reversal of 1924432340 is 432344291.

It is a junction number, because it is equal to n+sod(n) for n = 1924432297 and 1924432306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1130 + ... + 62049.

It is an arithmetic number, because the mean of its divisors is an integer number (168501060).

Almost surely, 2^1924432340 is an apocalyptic number.

1924432340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1924432340 is an abundant number, since it is smaller than the sum of its proper divisors (2119593100).

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

1924432340 is a wasteful number, since it uses less digits than its factorization.

1924432340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64711 (or 64709 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 1924432340 is about 43868.3523738925. The cubic root of 1924432340 is about 1243.8486778437.

The spelling of 1924432340 in words is "one billion, nine hundred twenty-four million, four hundred thirty-two thousand, three hundred forty".