3542720 has 28 divisors (see below), whose sum is σ = 8436864. Its totient is φ = 1416960.

The previous prime is 3542717. The next prime is 3542723. The reversal of 3542720 is 272453.

It is an interprime number because it is at equal distance from previous prime (3542717) and next prime (3542723).

It is a super-3 number, since 3×3542720³ (a number of 21 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (3542723) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5216 + ... + 5855.

Almost surely, 2^3542720 is an apocalyptic number.

It is an amenable number.

3542720 is an abundant number, since it is smaller than the sum of its proper divisors (4894144).

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

3542720 is a wasteful number, since it uses less digits than its factorization.

3542720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11088 (or 11078 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 23.

The square root of 3542720 is about 1882.2114652716. The cubic root of 3542720 is about 152.4446811809. Note that the first 3 decimals are identical.

The spelling of 3542720 in words is "three million, five hundred forty-two thousand, seven hundred twenty".