4457629 has 4 divisors (see below), whose sum is σ = 4862880. Its totient is φ = 4052380.

The previous prime is 4457623. The next prime is 4457639. The reversal of 4457629 is 9267544.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4457629 - 2⁵ = 4457597 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4457623) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 202609 + ... + 202630.

It is an arithmetic number, because the mean of its divisors is an integer number (1215720).

Almost surely, 2^4457629 is an apocalyptic number.

It is an amenable number.

4457629 is a deficient number, since it is larger than the sum of its proper divisors (405251).

4457629 is a wasteful number, since it uses less digits than its factorization.

4457629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405250.

The product of its digits is 60480, while the sum is 37.

The square root of 4457629 is about 2111.3097830494. The cubic root of 4457629 is about 164.5765573382.

The spelling of 4457629 in words is "four million, four hundred fifty-seven thousand, six hundred twenty-nine".