1202252500 has 60 divisors (see below), whose sum is σ = 2649876768. Its totient is φ = 477100000.

The previous prime is 1202252497. The next prime is 1202252533. The reversal of 1202252500 is 52522021.

It is a super-2 number, since 2×1202252500² = 2890822147512500000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 325665 + ... + 329335.

Almost surely, 2^1202252500 is an apocalyptic number.

1202252500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1202252500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1324938384).

1202252500 is an abundant number, since it is smaller than the sum of its proper divisors (1447624268).

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

1202252500 is a wasteful number, since it uses less digits than its factorization.

1202252500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3826 (or 3809 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 1202252500 is about 34673.5129457631. The cubic root of 1202252500 is about 1063.3230531550.

Adding to 1202252500 its reverse (52522021), we get a palindrome (1254774521).

The spelling of 1202252500 in words is "one billion, two hundred two million, two hundred fifty-two thousand, five hundred".