4625478 has 64 divisors (see below), whose sum is σ = 12096000. Its totient is φ = 1291680.

The previous prime is 4625459. The next prime is 4625519. The reversal of 4625478 is 8745264.

It is a d-powerful number, because it can be written as 4 + 6⁶ + 2²² + 5⁴ + 4⁹ + 7⁶ + 8⁴ .

It is a Curzon number.

It is a zygodrome in base 3.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7423 + ... + 8021.

It is an arithmetic number, because the mean of its divisors is an integer number (189000).

Almost surely, 2^4625478 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4625478, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6048000).

4625478 is an abundant number, since it is smaller than the sum of its proper divisors (7470522).

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

4625478 is a wasteful number, since it uses less digits than its factorization.

4625478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 634 (or 628 counting only the distinct ones).

The product of its digits is 53760, while the sum is 36.

The square root of 4625478 is about 2150.6924466320. The cubic root of 4625478 is about 166.6168322118.

The spelling of 4625478 in words is "four million, six hundred twenty-five thousand, four hundred seventy-eight".