1047629620 has 24 divisors (see below), whose sum is σ = 2202729984. Its totient is φ = 418536096.

The previous prime is 1047629567. The next prime is 1047629633. The reversal of 1047629620 is 269267401.

It is a self number, because there is not a number n which added to its sum of digits gives 1047629620.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15364 + ... + 48283.

It is an arithmetic number, because the mean of its divisors is an integer number (91780416).

Almost surely, 2^1047629620 is an apocalyptic number.

1047629620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1047629620 is an abundant number, since it is smaller than the sum of its proper divisors (1155100364).

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

1047629620 is a wasteful number, since it uses less digits than its factorization.

1047629620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64479 (or 64477 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 1047629620 is about 32367.1070687511. The cubic root of 1047629620 is about 1015.6309406769.

The spelling of 1047629620 in words is "one billion, forty-seven million, six hundred twenty-nine thousand, six hundred twenty".