45419656 has 8 divisors (see below), whose sum is σ = 85161870. Its totient is φ = 22709824.

The previous prime is 45419581. The next prime is 45419659. The reversal of 45419656 is 65691454.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 45346756 + 72900 = 6734^2 + 270^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (45419659) by changing a digit.

It is an upside-down number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2838721 + ... + 2838736.

Almost surely, 2^45419656 is an apocalyptic number.

It is an amenable number.

45419656 is a deficient number, since it is larger than the sum of its proper divisors (39742214).

45419656 is a wasteful number, since it uses less digits than its factorization.

45419656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5677463 (or 5677459 counting only the distinct ones).

The product of its digits is 129600, while the sum is 40.

The square root of 45419656 is about 6739.4106567266. The cubic root of 45419656 is about 356.7915937411.

The spelling of 45419656 in words is "forty-five million, four hundred nineteen thousand, six hundred fifty-six".