4185020742 has 32 divisors (see below), whose sum is σ = 9567686400. Its totient is φ = 1195479648.

The previous prime is 4185020737. The next prime is 4185020759. The reversal of 4185020742 is 2470205814.

It is a super-2 number, since 2×4185020742² = 35028797221940461128, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 377109 + ... + 388047.

It is an arithmetic number, because the mean of its divisors is an integer number (298990200).

Almost surely, 2^4185020742 is an apocalyptic number.

4185020742 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

4185020742 is an abundant number, since it is smaller than the sum of its proper divisors (5382665658).

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

4185020742 is a wasteful number, since it uses less digits than its factorization.

4185020742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20060.

The product of its (nonzero) digits is 17920, while the sum is 33.

The square root of 4185020742 is about 64691.7362728811. The cubic root of 4185020742 is about 1611.5082688326.

The spelling of 4185020742 in words is "four billion, one hundred eighty-five million, twenty thousand, seven hundred forty-two".