1629341450 has 48 divisors (see below), whose sum is σ = 3319233984. Its totient is φ = 590131200.

The previous prime is 1629341437. The next prime is 1629341453. The reversal of 1629341450 is 541439261.

It is a self number, because there is not a number n which added to its sum of digits gives 1629341450.

It is not an unprimeable number, because it can be changed into a prime (1629341453) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 135587 + ... + 147113.

It is an arithmetic number, because the mean of its divisors is an integer number (69150708).

Almost surely, 2^1629341450 is an apocalyptic number.

1629341450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1629341450 is an abundant number, since it is smaller than the sum of its proper divisors (1689892534).

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

1629341450 is a wasteful number, since it uses less digits than its factorization.

1629341450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11807 (or 11802 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 1629341450 is about 40365.1018826907. The cubic root of 1629341450 is about 1176.7134079112.

The spelling of 1629341450 in words is "one billion, six hundred twenty-nine million, three hundred forty-one thousand, four hundred fifty".