45946042 has 16 divisors (see below), whose sum is σ = 72358272. Its totient is φ = 21838960.

The previous prime is 45946039. The next prime is 45946051. The reversal of 45946042 is 24064954.

It is a super-2 number, since 2×45946042² = 4222077550931528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45945989 and 45946007.

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, 4692 + ... + 10672.

It is an arithmetic number, because the mean of its divisors is an integer number (4522392).

Almost surely, 2^45946042 is an apocalyptic number.

45946042 is a deficient number, since it is larger than the sum of its proper divisors (26412230).

45946042 is a wasteful number, since it uses less digits than its factorization.

45946042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6173.

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 45946042 is about 6778.3509794049. The cubic root of 45946042 is about 358.1646351161.

The spelling of 45946042 in words is "forty-five million, nine hundred forty-six thousand, forty-two".