4074621 has 16 divisors (see below), whose sum is σ = 5627328. Its totient is φ = 2620800.

The previous prime is 4074613. The next prime is 4074647. The reversal of 4074621 is 1264704.

It is not a de Polignac number, because 4074621 - 2³ = 4074613 is a prime.

It is an Ulam number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4074591 and 4074600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4074601) 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, 19206 + ... + 19416.

It is an arithmetic number, because the mean of its divisors is an integer number (351708).

Almost surely, 2^4074621 is an apocalyptic number.

4074621 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

4074621 is a deficient number, since it is larger than the sum of its proper divisors (1552707).

4074621 is a wasteful number, since it uses less digits than its factorization.

4074621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412.

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 4074621 is about 2018.5690476176. The cubic root of 4074621 is about 159.7211418749.

The spelling of 4074621 in words is "four million, seventy-four thousand, six hundred twenty-one".