2429789540 has 24 divisors (see below), whose sum is σ = 5371114560. Its totient is φ = 920762208.

The previous prime is 2429789533. The next prime is 2429789543. The reversal of 2429789540 is 459879242.

It is not an unprimeable number, because it can be changed into a prime (2429789543) 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, 3196712 + ... + 3197471.

It is an arithmetic number, because the mean of its divisors is an integer number (223796440).

Almost surely, 2^2429789540 is an apocalyptic number.

2429789540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2429789540 is an abundant number, since it is smaller than the sum of its proper divisors (2941325020).

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

2429789540 is a wasteful number, since it uses less digits than its factorization.

2429789540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6394211 (or 6394209 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 50.

The square root of 2429789540 is about 49292.8954312891. The cubic root of 2429789540 is about 1344.3826098242.

The spelling of 2429789540 in words is "two billion, four hundred twenty-nine million, seven hundred eighty-nine thousand, five hundred forty".