1550834829 has 20 divisors (see below), whose sum is σ = 2321573760. Its totient is φ = 1031705640.

The previous prime is 1550834821. The next prime is 1550834833. The reversal of 1550834829 is 9284380551.

It is not a de Polignac number, because 1550834829 - 2³ = 1550834821 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1550834821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 18814 + ... + 58784.

It is an arithmetic number, because the mean of its divisors is an integer number (116078688).

Almost surely, 2^1550834829 is an apocalyptic number.

It is an amenable number.

1550834829 is a deficient number, since it is larger than the sum of its proper divisors (770738931).

1550834829 is an equidigital number, since it uses as much as digits as its factorization.

1550834829 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40462 (or 40453 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 45.

The square root of 1550834829 is about 39380.6402817425. The cubic root of 1550834829 is about 1157.5022626673.

The spelling of 1550834829 in words is "one billion, five hundred fifty million, eight hundred thirty-four thousand, eight hundred twenty-nine".