4661222140 has 24 divisors (see below), whose sum is σ = 9790980192. Its totient is φ = 1864029120.

The previous prime is 4661222131. The next prime is 4661222161. The reversal of 4661222140 is 412221664.

It is a super-3 number, since 3×4661222140³ (a number of 30 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4661222099 and 4661222108.

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, 61282 + ... + 114358.

It is an arithmetic number, because the mean of its divisors is an integer number (407957508).

Almost surely, 2^4661222140 is an apocalyptic number.

It is an amenable number.

4661222140 is an abundant number, since it is smaller than the sum of its proper divisors (5129758052).

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

4661222140 is a wasteful number, since it uses less digits than its factorization.

4661222140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57477 (or 57475 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 4661222140 is about 68273.1436217785. The cubic root of 4661222140 is about 1670.4491769864.

It can be divided in two parts, 4661 and 222140, that added together give a triangular number (226801 = T₆₇₃).

The spelling of 4661222140 in words is "four billion, six hundred sixty-one million, two hundred twenty-two thousand, one hundred forty".