1047424878 has 32 divisors (see below), whose sum is σ = 2359504800. Its totient is φ = 344357568.

The previous prime is 1047424877. The next prime is 1047424879. The reversal of 1047424878 is 8784247401.

It is an interprime number because it is at equal distance from previous prime (1047424877) and next prime (1047424879).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1047424877) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128913 + ... + 136796.

It is an arithmetic number, because the mean of its divisors is an integer number (73734525).

Almost surely, 2^1047424878 is an apocalyptic number.

1047424878 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1047424878 is an abundant number, since it is smaller than the sum of its proper divisors (1312079922).

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

1047424878 is a wasteful number, since it uses less digits than its factorization.

1047424878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265793 (or 265787 counting only the distinct ones).

The product of its (nonzero) digits is 401408, while the sum is 45.

The square root of 1047424878 is about 32363.9441045124. The cubic root of 1047424878 is about 1015.5647735717.

The spelling of 1047424878 in words is "one billion, forty-seven million, four hundred twenty-four thousand, eight hundred seventy-eight".