2013478 has 4 divisors (see below), whose sum is σ = 3020220. Its totient is φ = 1006738.

The previous prime is 2013457. The next prime is 2013491. The reversal of 2013478 is 8743102.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8743102 = 2 ⋅4371551.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 503368 + ... + 503371.

It is an arithmetic number, because the mean of its divisors is an integer number (755055).

2^2013478 is an apocalyptic number.

2013478 is a deficient number, since it is larger than the sum of its proper divisors (1006742).

2013478 is a wasteful number, since it uses less digits than its factorization.

2013478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1006741.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 2013478 is about 1418.9707537508. The cubic root of 2013478 is about 126.2744918664.

The spelling of 2013478 in words is "two million, thirteen thousand, four hundred seventy-eight".