45916519 has 16 divisors (see below), whose sum is σ = 52000416. Its totient is φ = 40176000.

The previous prime is 45916517. The next prime is 45916529. The reversal of 45916519 is 91561954.

It is a cyclic number.

It is not a de Polignac number, because 45916519 - 2¹ = 45916517 is a prime.

It is a super-2 number, since 2×45916519² = 4216653434154722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45916511) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40549 + ... + 41665.

It is an arithmetic number, because the mean of its divisors is an integer number (3250026).

Almost surely, 2^45916519 is an apocalyptic number.

45916519 is a deficient number, since it is larger than the sum of its proper divisors (6083897).

45916519 is a wasteful number, since it uses less digits than its factorization.

45916519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1266.

The product of its digits is 48600, while the sum is 40.

The square root of 45916519 is about 6776.1728874048. The cubic root of 45916519 is about 358.0879048205.

The spelling of 45916519 in words is "forty-five million, nine hundred sixteen thousand, five hundred nineteen".