1047225408 has 28 divisors (see below), whose sum is σ = 2770784400. Its totient is φ = 349075072.

The previous prime is 1047225407. The next prime is 1047225419. The reversal of 1047225408 is 8045227401.

It is not an unprimeable number, because it can be changed into a prime (1047225407) 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, 2726958 + ... + 2727341.

Almost surely, 2^1047225408 is an apocalyptic number.

It is an amenable number.

1047225408 is an abundant number, since it is smaller than the sum of its proper divisors (1723558992).

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

1047225408 is an equidigital number, since it uses as much as digits as its factorization.

1047225408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5454314 (or 5454304 counting only the distinct ones).

The product of its (nonzero) digits is 17920, while the sum is 33.

The square root of 1047225408 is about 32360.8622876462. The cubic root of 1047225408 is about 1015.5003019422.

The spelling of 1047225408 in words is "one billion, forty-seven million, two hundred twenty-five thousand, four hundred eight".