4201201240 has 32 divisors (see below), whose sum is σ = 9460604880. Its totient is φ = 1679075712.

The previous prime is 4201201237. The next prime is 4201201271. The reversal of 4201201240 is 421021024.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5227 + ... + 91813.

Almost surely, 2^4201201240 is an apocalyptic number.

4201201240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4201201240 is an abundant number, since it is smaller than the sum of its proper divisors (5259403640).

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

4201201240 is a wasteful number, since it uses less digits than its factorization.

4201201240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87811 (or 87807 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 4201201240 is about 64816.6740893113. The cubic root of 4201201240 is about 1613.5824500153.

Adding to 4201201240 its reverse (421021024), we get a palindrome (4622222264).

The spelling of 4201201240 in words is "four billion, two hundred one million, two hundred one thousand, two hundred forty".