1048821510 has 64 divisors (see below), whose sum is σ = 2754445824. Its totient is φ = 253478400.

The previous prime is 1048821509. The next prime is 1048821539. The reversal of 1048821510 is 151288401.

It is a happy number.

It is a super-4 number, since 4×1048821510⁴ (a number of 37 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

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 31 ways as a sum of consecutive naturals, for example, 106495 + ... + 115925.

It is an arithmetic number, because the mean of its divisors is an integer number (43038216).

Almost surely, 2^1048821510 is an apocalyptic number.

1048821510 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1048821510, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1377222912).

1048821510 is an abundant number, since it is smaller than the sum of its proper divisors (1705624314).

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

1048821510 is a wasteful number, since it uses less digits than its factorization.

1048821510 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9789.

The product of its (nonzero) digits is 2560, while the sum is 30.

The square root of 1048821510 is about 32385.5138912446. The cubic root of 1048821510 is about 1016.0159563855.

The spelling of 1048821510 in words is "one billion, forty-eight million, eight hundred twenty-one thousand, five hundred ten".