1202028550 has 12 divisors (see below), whose sum is σ = 2235773196. Its totient is φ = 480811400.

The previous prime is 1202028533. The next prime is 1202028577. The reversal of 1202028550 is 558202021.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12020236 + ... + 12020335.

It is an arithmetic number, because the mean of its divisors is an integer number (186314433).

Almost surely, 2^1202028550 is an apocalyptic number.

1202028550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1202028550 is a deficient number, since it is larger than the sum of its proper divisors (1033744646).

1202028550 is a wasteful number, since it uses less digits than its factorization.

1202028550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24040583 (or 24040578 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 25.

The square root of 1202028550 is about 34670.2833850547. The cubic root of 1202028550 is about 1063.2570254320.

The spelling of 1202028550 in words is "one billion, two hundred two million, twenty-eight thousand, five hundred fifty".