4215494 has 4 divisors (see below), whose sum is σ = 6323244. Its totient is φ = 2107746.

The previous prime is 4215493. The next prime is 4215503. The reversal of 4215494 is 4945124.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4215493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1053872 + ... + 1053875.

It is an arithmetic number, because the mean of its divisors is an integer number (1580811).

Almost surely, 2^4215494 is an apocalyptic number.

4215494 is a deficient number, since it is larger than the sum of its proper divisors (2107750).

4215494 is a wasteful number, since it uses less digits than its factorization.

4215494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2107749.

The product of its digits is 5760, while the sum is 29.

The square root of 4215494 is about 2053.1668222529. The cubic root of 4215494 is about 161.5410216351.

The spelling of 4215494 in words is "four million, two hundred fifteen thousand, four hundred ninety-four".