4240172890 has 32 divisors (see below), whose sum is σ = 7673901120. Its totient is φ = 1686854400.

The previous prime is 4240172887. The next prime is 4240172917. The reversal of 4240172890 is 982710424.

It is a super-2 number, since 2×4240172890² = 35958132274181904200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1623906 + ... + 1626514.

It is an arithmetic number, because the mean of its divisors is an integer number (239809410).

Almost surely, 2^4240172890 is an apocalyptic number.

4240172890 is a deficient number, since it is larger than the sum of its proper divisors (3433728230).

4240172890 is a wasteful number, since it uses less digits than its factorization.

4240172890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3438.

The product of its (nonzero) digits is 32256, while the sum is 37.

The square root of 4240172890 is about 65116.6099394003. The cubic root of 4240172890 is about 1618.5564657042.

The spelling of 4240172890 in words is "four billion, two hundred forty million, one hundred seventy-two thousand, eight hundred ninety".