3540061 has 16 divisors (see below), whose sum is σ = 4364800. Its totient is φ = 2803248.

The previous prime is 3540041. The next prime is 3540067. The reversal of 3540061 is 1600453.

It is not a de Polignac number, because 3540061 - 2¹⁷ = 3408989 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3540067) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5410 + ... + 6028.

It is an arithmetic number, because the mean of its divisors is an integer number (272800).

Almost surely, 2^3540061 is an apocalyptic number.

It is an amenable number.

3540061 is a deficient number, since it is larger than the sum of its proper divisors (824739).

3540061 is a wasteful number, since it uses less digits than its factorization.

3540061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 688.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 3540061 is about 1881.5049827200. The cubic root of 3540061 is about 152.4065323516.

The spelling of 3540061 in words is "three million, five hundred forty thousand, sixty-one".