3540902594 has 4 divisors (see below), whose sum is σ = 5311353894. Its totient is φ = 1770451296.

The previous prime is 3540902569. The next prime is 3540902597. The reversal of 3540902594 is 4952090453.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4952090453 = 211 ⋅23469623.

It can be written as a sum of positive squares in only one way, i.e., 2336465569 + 1204437025 = 48337^2 + 34705^2 .

It is not an unprimeable number, because it can be changed into a prime (3540902597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 885225647 + ... + 885225650.

Almost surely, 2^3540902594 is an apocalyptic number.

3540902594 is a deficient number, since it is larger than the sum of its proper divisors (1770451300).

3540902594 is a wasteful number, since it uses less digits than its factorization.

3540902594 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1770451299.

The product of its (nonzero) digits is 194400, while the sum is 41.

The square root of 3540902594 is about 59505.4837304933. The cubic root of 3540902594 is about 1524.1860881582.

The spelling of 3540902594 in words is "three billion, five hundred forty million, nine hundred two thousand, five hundred ninety-four".