202139848 has 16 divisors (see below), whose sum is σ = 385226460. Its totient is φ = 99412800.

The previous prime is 202139813. The next prime is 202139851. The reversal of 202139848 is 848931202.

It can be written as a sum of positive squares in 2 ways, for example, as 146458404 + 55681444 = 12102^2 + 7462^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 206623 + ... + 207598.

Almost surely, 2^202139848 is an apocalyptic number.

It is an amenable number.

202139848 is a deficient number, since it is larger than the sum of its proper divisors (183086612).

202139848 is a wasteful number, since it uses less digits than its factorization.

202139848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414288 (or 414284 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 37.

The square root of 202139848 is about 14217.5893877971. The cubic root of 202139848 is about 586.8818044186.

The spelling of 202139848 in words is "two hundred two million, one hundred thirty-nine thousand, eight hundred forty-eight".