629803746 has 96 divisors (see below), whose sum is σ = 1610376768. Its totient is φ = 175374720.

The previous prime is 629803739. The next prime is 629803763. The reversal of 629803746 is 647308926.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 789820 + ... + 790616.

It is an arithmetic number, because the mean of its divisors is an integer number (16774758).

Almost surely, 2^629803746 is an apocalyptic number.

629803746 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 629803746, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (805188384).

629803746 is an abundant number, since it is smaller than the sum of its proper divisors (980573022).

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

629803746 is a wasteful number, since it uses less digits than its factorization.

629803746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1136 (or 1133 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 45.

The square root of 629803746 is about 25095.8910182524. The cubic root of 629803746 is about 857.1728625448.

The spelling of 629803746 in words is "six hundred twenty-nine million, eight hundred three thousand, seven hundred forty-six".