10391480 has 96 divisors (see below), whose sum is σ = 27291600. Its totient is φ = 3548160.

The previous prime is 10391473. The next prime is 10391503. The reversal of 10391480 is 8419301.

10391480 = T₁₆₆ + T₁₆₇ + ... + T₄₀₅.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 91904 + ... + 92016.

Almost surely, 2^10391480 is an apocalyptic number.

10391480 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 10391480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13645800).

10391480 is an abundant number, since it is smaller than the sum of its proper divisors (16900120).

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

10391480 is a wasteful number, since it uses less digits than its factorization.

10391480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165 (or 150 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 10391480 is about 3223.5818587404. The cubic root of 10391480 is about 218.2189534855.

The spelling of 10391480 in words is "ten million, three hundred ninety-one thousand, four hundred eighty".