45891480 has 32 divisors (see below), whose sum is σ = 137674800. Its totient is φ = 12237696.

The previous prime is 45891473. The next prime is 45891487. The reversal of 45891480 is 8419854.

It is an interprime number because it is at equal distance from previous prime (45891473) and next prime (45891487).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45891487) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 191095 + ... + 191334.

Almost surely, 2^45891480 is an apocalyptic number.

45891480 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45891480 is an abundant number, since it is smaller than the sum of its proper divisors (91783320).

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

45891480 is a wasteful number, since it uses less digits than its factorization.

45891480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 382443 (or 382439 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 39.

The square root of 45891480 is about 6774.3250586313. The cubic root of 45891480 is about 358.0228026631.

The spelling of 45891480 in words is "forty-five million, eight hundred ninety-one thousand, four hundred eighty".