1429901250 has 80 divisors (see below), whose sum is σ = 3611368992. Its totient is φ = 377280000.

The previous prime is 1429901243. The next prime is 1429901269. The reversal of 1429901250 is 521099241.

1429901250 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 361785 + ... + 365715.

Almost surely, 2^1429901250 is an apocalyptic number.

1429901250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1429901250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1805684496).

1429901250 is an abundant number, since it is smaller than the sum of its proper divisors (2181467742).

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

1429901250 is an equidigital number, since it uses as much as digits as its factorization.

1429901250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4053 (or 4038 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 33.

The square root of 1429901250 is about 37814.0350928065. The cubic root of 1429901250 is about 1126.5972373954.

The spelling of 1429901250 in words is "one billion, four hundred twenty-nine million, nine hundred one thousand, two hundred fifty".