45378675 has 18 divisors (see below), whose sum is σ = 81278652. Its totient is φ = 24201840.

The previous prime is 45378629. The next prime is 45378689. The reversal of 45378675 is 57687354.

It is not a de Polignac number, because 45378675 - 2¹³ = 45370483 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 45378675.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 100617 + ... + 101066.

Almost surely, 2^45378675 is an apocalyptic number.

45378675 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

45378675 is a deficient number, since it is larger than the sum of its proper divisors (35899977).

45378675 is a wasteful number, since it uses less digits than its factorization.

45378675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201699 (or 201691 counting only the distinct ones).

The product of its digits is 705600, while the sum is 45.

The square root of 45378675 is about 6736.3695712156. The cubic root of 45378675 is about 356.6842534588.

The spelling of 45378675 in words is "forty-five million, three hundred seventy-eight thousand, six hundred seventy-five".