4537091 has 4 divisors (see below), whose sum is σ = 4886112. Its totient is φ = 4188072.

The previous prime is 4537087. The next prime is 4537111. The reversal of 4537091 is 1907354.

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

It is a cyclic number.

It is not a de Polignac number, because 4537091 - 2² = 4537087 is a prime.

It is a super-3 number, since 3×4537091³ (a number of 21 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4537061) 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, 174491 + ... + 174516.

It is an arithmetic number, because the mean of its divisors is an integer number (1221528).

Almost surely, 2^4537091 is an apocalyptic number.

4537091 is a deficient number, since it is larger than the sum of its proper divisors (349021).

4537091 is a wasteful number, since it uses less digits than its factorization.

4537091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349020.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 4537091 is about 2130.0448352089. The cubic root of 4537091 is about 165.5487210634.

The spelling of 4537091 in words is "four million, five hundred thirty-seven thousand, ninety-one".