3622745 has 16 divisors (see below), whose sum is σ = 5028480. Its totient is φ = 2454144.

The previous prime is 3622741. The next prime is 3622747. The reversal of 3622745 is 5472263.

It is not a de Polignac number, because 3622745 - 2² = 3622741 is a prime.

It is a d-powerful number, because it can be written as 3¹³ + 6⁸ + 2 + 2¹³ + 7³ + 4⁹ + 5⁷ .

It is not an unprimeable number, because it can be changed into a prime (3622741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2534 + ... + 3696.

It is an arithmetic number, because the mean of its divisors is an integer number (314280).

Almost surely, 2^3622745 is an apocalyptic number.

3622745 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3622745 is a deficient number, since it is larger than the sum of its proper divisors (1405735).

3622745 is a wasteful number, since it uses less digits than its factorization.

3622745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1264.

The product of its digits is 10080, while the sum is 29.

The square root of 3622745 is about 1903.3509923291. The cubic root of 3622745 is about 153.5839814612.

The spelling of 3622745 in words is "three million, six hundred twenty-two thousand, seven hundred forty-five".