45938437 has 4 divisors (see below), whose sum is σ = 48640716. Its totient is φ = 43236160.

The previous prime is 45938419. The next prime is 45938441. The reversal of 45938437 is 73483954.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 20848356 + 25090081 = 4566^2 + 5009^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45938437 is a prime.

It is a super-2 number, since 2×45938437² = 4220679988005938, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45938393 and 45938402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45938467) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1351114 + ... + 1351147.

It is an arithmetic number, because the mean of its divisors is an integer number (12160179).

Almost surely, 2^45938437 is an apocalyptic number.

It is an amenable number.

45938437 is a deficient number, since it is larger than the sum of its proper divisors (2702279).

45938437 is a wasteful number, since it uses less digits than its factorization.

45938437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2702278.

The product of its digits is 362880, while the sum is 43.

The square root of 45938437 is about 6777.7899790418. The cubic root of 45938437 is about 358.1448728600.

The spelling of 45938437 in words is "forty-five million, nine hundred thirty-eight thousand, four hundred thirty-seven".