3696945 has 32 divisors (see below), whose sum is σ = 6835968. Its totient is φ = 1671168.

The previous prime is 3696943. The next prime is 3696947. The reversal of 3696945 is 5496963.

It is an interprime number because it is at equal distance from previous prime (3696943) and next prime (3696947).

It is not a de Polignac number, because 3696945 - 2¹ = 3696943 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3696897 and 3696906.

It is not an unprimeable number, because it can be changed into a prime (3696941) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14257 + ... + 14513.

It is an arithmetic number, because the mean of its divisors is an integer number (213624).

Almost surely, 2^3696945 is an apocalyptic number.

3696945 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3696945 is a deficient number, since it is larger than the sum of its proper divisors (3139023).

3696945 is a wasteful number, since it uses less digits than its factorization.

3696945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409.

The product of its digits is 174960, while the sum is 42.

The square root of 3696945 is about 1922.7441327436. The cubic root of 3696945 is about 154.6254571105.

The spelling of 3696945 in words is "three million, six hundred ninety-six thousand, nine hundred forty-five".