4729742520 has 32 divisors (see below), whose sum is σ = 14189227920. Its totient is φ = 1261264640.

The previous prime is 4729742503. The next prime is 4729742527. The reversal of 4729742520 is 252479274.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4729742527) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19707141 + ... + 19707380.

Almost surely, 2^4729742520 is an apocalyptic number.

4729742520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4729742520 is an abundant number, since it is smaller than the sum of its proper divisors (9459485400).

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

4729742520 is a wasteful number, since it uses less digits than its factorization.

4729742520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39414535 (or 39414531 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 42.

The square root of 4729742520 is about 68773.1235294719. The cubic root of 4729742520 is about 1678.5946438782.

The spelling of 4729742520 in words is "four billion, seven hundred twenty-nine million, seven hundred forty-two thousand, five hundred twenty".