45780546 has 16 divisors (see below), whose sum is σ = 104641344. Its totient is φ = 13080144.

The previous prime is 45780533. The next prime is 45780551. The reversal of 45780546 is 64508754.

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, 544965 + ... + 545048.

It is an arithmetic number, because the mean of its divisors is an integer number (6540084).

Almost surely, 2^45780546 is an apocalyptic number.

45780546 is an abundant number, since it is smaller than the sum of its proper divisors (58860798).

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

45780546 is a wasteful number, since it uses less digits than its factorization.

45780546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1090025.

The product of its (nonzero) digits is 134400, while the sum is 39.

The square root of 45780546 is about 6766.1322777492. The cubic root of 45780546 is about 357.7340856918.

It can be divided in two parts, 457 and 80546, that added together give a triangular number (81003 = T₄₀₂).

The spelling of 45780546 in words is "forty-five million, seven hundred eighty thousand, five hundred forty-six".