45969666 has 64 divisors (see below), whose sum is σ = 102187008. Its totient is φ = 13724928.

The previous prime is 45969653. The next prime is 45969691. The reversal of 45969666 is 66696954.

45969666 is a nontrivial binomial coefficient, being equal to C(9589, 2).

It is a super-2 number, since 2×45969666² = 4226420384303112, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 206031 + ... + 206253.

It is an arithmetic number, because the mean of its divisors is an integer number (1596672).

Almost surely, 2^45969666 is an apocalyptic number.

45969666 is the 9588-th triangular number.

45969666 is an abundant number, since it is smaller than the sum of its proper divisors (56217342).

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

45969666 is a wasteful number, since it uses less digits than its factorization.

45969666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335.

The product of its digits is 2099520, while the sum is 51.

The square root of 45969666 is about 6780.0933621890. The cubic root of 45969666 is about 358.2260102365.

It can be divided in two parts, 459 and 69666, that added together give a triangular number (70125 = T₃₇₄).

The spelling of 45969666 in words is "forty-five million, nine hundred sixty-nine thousand, six hundred sixty-six".