1246427480 has 32 divisors (see below), whose sum is σ = 2807738640. Its totient is φ = 497988480.

The previous prime is 1246427449. The next prime is 1246427491. The reversal of 1246427480 is 847246421.

It is a congruent number.

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, 17315 + ... + 52845.

Almost surely, 2^1246427480 is an apocalyptic number.

1246427480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1246427480 is an abundant number, since it is smaller than the sum of its proper divisors (1561311160).

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

1246427480 is a wasteful number, since it uses less digits than its factorization.

1246427480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36419 (or 36415 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 38.

The square root of 1246427480 is about 35304.7798463607. The cubic root of 1246427480 is about 1076.1901309930.

The spelling of 1246427480 in words is "one billion, two hundred forty-six million, four hundred twenty-seven thousand, four hundred eighty".