1629397084 has 24 divisors (see below), whose sum is σ = 3303439328. Its totient is φ = 688746240.

The previous prime is 1629397069. The next prime is 1629397093. The reversal of 1629397084 is 4807939261.

1629397084 is nontrivially palindromic in base 3.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 396537 + ... + 400624.

Almost surely, 2^1629397084 is an apocalyptic number.

1629397084 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1629397084 is an abundant number, since it is smaller than the sum of its proper divisors (1674042244).

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

1629397084 is a wasteful number, since it uses less digits than its factorization.

1629397084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 797245 (or 797243 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 49.

The square root of 1629397084 is about 40365.7910116970. The cubic root of 1629397084 is about 1176.7268007514.

The spelling of 1629397084 in words is "one billion, six hundred twenty-nine million, three hundred ninety-seven thousand, eighty-four".