45842690 has 16 divisors (see below), whose sum is σ = 82720440. Its totient is φ = 18291840.

The previous prime is 45842689. The next prime is 45842767. The reversal of 45842690 is 9624854.

It can be written as a sum of positive squares in 4 ways, for example, as 8473921 + 37368769 = 2911^2 + 6113^2 .

It is a super-2 number, since 2×45842690² = 4203104452872200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1235 + ... + 9654.

Almost surely, 2^45842690 is an apocalyptic number.

45842690 is a deficient number, since it is larger than the sum of its proper divisors (36877750).

45842690 is a wasteful number, since it uses less digits than its factorization.

45842690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11317.

The product of its (nonzero) digits is 69120, while the sum is 38.

The square root of 45842690 is about 6770.7230042293. The cubic root of 45842690 is about 357.8958791281.

The spelling of 45842690 in words is "forty-five million, eight hundred forty-two thousand, six hundred ninety".