9054278 has 4 divisors (see below), whose sum is σ = 13581420. Its totient is φ = 4527138.

The previous prime is 9054277. The next prime is 9054281. The reversal of 9054278 is 8724509.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8724509 = 251 ⋅34759.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9054277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2263568 + ... + 2263571.

It is an arithmetic number, because the mean of its divisors is an integer number (3395355).

Almost surely, 2^9054278 is an apocalyptic number.

9054278 is a deficient number, since it is larger than the sum of its proper divisors (4527142).

9054278 is a wasteful number, since it uses less digits than its factorization.

9054278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4527141.

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 9054278 is about 3009.0327349499. The cubic root of 9054278 is about 208.4257029685.

The spelling of 9054278 in words is "nine million, fifty-four thousand, two hundred seventy-eight".