3537494 has 4 divisors (see below), whose sum is σ = 5306244. Its totient is φ = 1768746.

The previous prime is 3537491. The next prime is 3537517. The reversal of 3537494 is 4947353.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4947353 = 19 ⋅260387.

It is a super-3 number, since 3×3537494³ (a number of 21 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3537491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 884372 + ... + 884375.

It is an arithmetic number, because the mean of its divisors is an integer number (1326561).

Almost surely, 2^3537494 is an apocalyptic number.

3537494 is a deficient number, since it is larger than the sum of its proper divisors (1768750).

3537494 is a wasteful number, since it uses less digits than its factorization.

3537494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1768749.

The product of its digits is 45360, while the sum is 35.

The square root of 3537494 is about 1880.8226923344. The cubic root of 3537494 is about 152.3696853245.

The spelling of 3537494 in words is "three million, five hundred thirty-seven thousand, four hundred ninety-four".