3651498 has 24 divisors (see below), whose sum is σ = 8377668. Its totient is φ = 1145472.

The previous prime is 3651497. The next prime is 3651539. The reversal of 3651498 is 8941563.

It can be written as a sum of positive squares in 2 ways, for example, as 3250809 + 400689 = 1803^2 + 633^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3651491) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5661 + ... + 6272.

Almost surely, 2^3651498 is an apocalyptic number.

3651498 is an abundant number, since it is smaller than the sum of its proper divisors (4726170).

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

3651498 is a wasteful number, since it uses less digits than its factorization.

3651498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11958 (or 11955 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 3651498 is about 1910.8893217557. The cubic root of 3651498 is about 153.9892329572.

The spelling of 3651498 in words is "three million, six hundred fifty-one thousand, four hundred ninety-eight".