629241028 has 24 divisors (see below), whose sum is σ = 1188495000. Its totient is φ = 289777920.

The previous prime is 629241023. The next prime is 629241071. The reversal of 629241028 is 820142926.

It can be written as a sum of positive squares in 4 ways, for example, as 38167684 + 591073344 = 6178^2 + 24312^2 .

It is a junction number, because it is equal to n+sod(n) for n = 629240984 and 629241002.

It is not an unprimeable number, because it can be changed into a prime (629241023) 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, 10848 + ... + 37096.

It is an arithmetic number, because the mean of its divisors is an integer number (49520625).

Almost surely, 2^629241028 is an apocalyptic number.

It is an amenable number.

629241028 is a deficient number, since it is larger than the sum of its proper divisors (559253972).

629241028 is a wasteful number, since it uses less digits than its factorization.

629241028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26727 (or 26725 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 629241028 is about 25084.6771555864. The cubic root of 629241028 is about 856.9174971080.

The spelling of 629241028 in words is "six hundred twenty-nine million, two hundred forty-one thousand, twenty-eight".