45940038 has 8 divisors (see below), whose sum is σ = 91880088. Its totient is φ = 15313344.

The previous prime is 45940019. The next prime is 45940057. The reversal of 45940038 is 83004954.

It is an interprime number because it is at equal distance from previous prime (45940019) and next prime (45940057).

It is a sphenic number, since it is the product of 3 distinct primes.

45940038 is an admirable number.

It is a super-2 number, since 2×45940038² = 4220974182882888, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 45939990 and 45940008.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3828331 + ... + 3828342.

It is an arithmetic number, because the mean of its divisors is an integer number (11485011).

Almost surely, 2^45940038 is an apocalyptic number.

45940038 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45940038 is a wasteful number, since it uses less digits than its factorization.

45940038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7656678.

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 45940038 is about 6777.9080843576. The cubic root of 45940038 is about 358.1490333794.

The spelling of 45940038 in words is "forty-five million, nine hundred forty thousand, thirty-eight".