1020044652 has 48 divisors (see below), whose sum is σ = 2622219264. Its totient is φ = 306040000.

The previous prime is 1020044651. The next prime is 1020044657. The reversal of 1020044652 is 2564400201.

It is a super-2 number, since 2×1020044652² = 2080982184147602208, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1020044651) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24924 + ... + 51587.

It is an arithmetic number, because the mean of its divisors is an integer number (54629568).

Almost surely, 2^1020044652 is an apocalyptic number.

1020044652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1020044652 is an abundant number, since it is smaller than the sum of its proper divisors (1602174612).

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

1020044652 is a wasteful number, since it uses less digits than its factorization.

1020044652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76630 (or 76628 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 1020044652 is about 31938.1378918684. The cubic root of 1020044652 is about 1006.6373981423.

Adding to 1020044652 its reverse (2564400201), we get a palindrome (3584444853).

The spelling of 1020044652 in words is "one billion, twenty million, forty-four thousand, six hundred fifty-two".