45505970 has 16 divisors (see below), whose sum is σ = 82009368. Its totient is φ = 18180480.

The previous prime is 45505963. The next prime is 45505973. The reversal of 45505970 is 7950554.

It can be written as a sum of positive squares in 4 ways, for example, as 41049649 + 4456321 = 6407^2 + 2111^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 45505970.

It is not an unprimeable number, because it can be changed into a prime (45505973) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7982 + ... + 12438.

Almost surely, 2^45505970 is an apocalyptic number.

45505970 is a deficient number, since it is larger than the sum of its proper divisors (36503398).

45505970 is a wasteful number, since it uses less digits than its factorization.

45505970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5485.

The product of its (nonzero) digits is 31500, while the sum is 35.

The square root of 45505970 is about 6745.8112929432. The cubic root of 45505970 is about 357.0174623403.

The spelling of 45505970 in words is "forty-five million, five hundred five thousand, nine hundred seventy".