3427573140 has 72 divisors (see below), whose sum is σ = 10573224480. Its totient is φ = 898524864.

The previous prime is 3427573139. The next prime is 3427573147. The reversal of 3427573140 is 413757243.

3427573140 is a `hidden beast` number, since 3 + 42 + 7 + 573 + 1 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 3427573095 and 3427573104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3427573147) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 150754 + ... + 171993.

It is an arithmetic number, because the mean of its divisors is an integer number (146850340).

Almost surely, 2^3427573140 is an apocalyptic number.

3427573140 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3427573140 is an abundant number, since it is smaller than the sum of its proper divisors (7145651340).

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

3427573140 is a wasteful number, since it uses less digits than its factorization.

3427573140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322821 (or 322816 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 36.

The square root of 3427573140 is about 58545.4792447718. The cubic root of 3427573140 is about 1507.7485180575.

The spelling of 3427573140 in words is "three billion, four hundred twenty-seven million, five hundred seventy-three thousand, one hundred forty".