1074656420 has 24 divisors (see below), whose sum is σ = 2257403904. Its totient is φ = 429743456.

The previous prime is 1074656419. The next prime is 1074656441. The reversal of 1074656420 is 246564701.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118487 + ... + 127233.

It is an arithmetic number, because the mean of its divisors is an integer number (94058496).

Almost surely, 2^1074656420 is an apocalyptic number.

1074656420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1074656420 is an abundant number, since it is smaller than the sum of its proper divisors (1182747484).

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

1074656420 is a wasteful number, since it uses less digits than its factorization.

1074656420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14899 (or 14897 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 1074656420 is about 32781.9526569117. The cubic root of 1074656420 is about 1024.2906597276.

The spelling of 1074656420 in words is "one billion, seventy-four million, six hundred fifty-six thousand, four hundred twenty".