1249014480 has 320 divisors, whose sum is σ = 4742696448. Its totient is φ = 265420800.

The previous prime is 1249014449. The next prime is 1249014493. The reversal of 1249014480 is 844109421.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2884344 + ... + 2884776.

Almost surely, 2^1249014480 is an apocalyptic number.

1249014480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1249014480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2371348224).

1249014480 is an abundant number, since it is smaller than the sum of its proper divisors (3493681968).

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

1249014480 is a wasteful number, since it uses less digits than its factorization.

1249014480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 574 (or 568 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 33.

The square root of 1249014480 is about 35341.3989536351. The cubic root of 1249014480 is about 1076.9341721201.

The spelling of 1249014480 in words is "one billion, two hundred forty-nine million, fourteen thousand, four hundred eighty".