45969769 has 4 divisors (see below), whose sum is σ = 46391620. Its totient is φ = 45547920.

The previous prime is 45969761. The next prime is 45969793. The reversal of 45969769 is 96796954.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 31809600 + 14160169 = 5640^2 + 3763^2 .

It is a cyclic number.

It is not a de Polignac number, because 45969769 - 2³ = 45969761 is a prime.

It is a super-2 number, since 2×45969769² = 4226439323826722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45969761) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 210762 + ... + 210979.

It is an arithmetic number, because the mean of its divisors is an integer number (11597905).

Almost surely, 2^45969769 is an apocalyptic number.

It is an amenable number.

45969769 is a deficient number, since it is larger than the sum of its proper divisors (421851).

45969769 is a wasteful number, since it uses less digits than its factorization.

45969769 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421850.

The product of its digits is 3674160, while the sum is 55.

The square root of 45969769 is about 6780.1009579504. The cubic root of 45969769 is about 358.2262777843.

It can be divided in two parts, 4596 and 9769, that added together give a triangular number (14365 = T₁₆₉).

The spelling of 45969769 in words is "forty-five million, nine hundred sixty-nine thousand, seven hundred sixty-nine".