3649095 has 24 divisors (see below), whose sum is σ = 6407856. Its totient is φ = 1920768.

The previous prime is 3649057. The next prime is 3649097. The reversal of 3649095 is 5909463.

3649095 is a `hidden beast` number, since 3 + 649 + 0 + 9 + 5 = 666.

It is not a de Polignac number, because 3649095 - 2¹² = 3644999 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3649097) 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, 3247 + ... + 4223.

It is an arithmetic number, because the mean of its divisors is an integer number (266994).

Almost surely, 2^3649095 is an apocalyptic number.

3649095 is a deficient number, since it is larger than the sum of its proper divisors (2758761).

3649095 is a wasteful number, since it uses less digits than its factorization.

3649095 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1071 (or 1068 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 36.

The square root of 3649095 is about 1910.2604534461. The cubic root of 3649095 is about 153.9554461545.

It can be divided in two parts, 36490 and 95, that added together give a triangular number (36585 = T₂₇₀).

The spelling of 3649095 in words is "three million, six hundred forty-nine thousand, ninety-five".