5537961 has 36 divisors (see below), whose sum is σ = 9477936. Its totient is φ = 3088800.

The previous prime is 5537957. The next prime is 5537981. The reversal of 5537961 is 1697355.

It is a happy number.

It is not a de Polignac number, because 5537961 - 2² = 5537957 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5537941) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 16566 + ... + 16896.

It is an arithmetic number, because the mean of its divisors is an integer number (263276).

Almost surely, 2^5537961 is an apocalyptic number.

It is an amenable number.

5537961 is a deficient number, since it is larger than the sum of its proper divisors (3939975).

5537961 is a wasteful number, since it uses less digits than its factorization.

5537961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374 (or 358 counting only the distinct ones).

The product of its digits is 28350, while the sum is 36.

The square root of 5537961 is about 2353.2872752811. The cubic root of 5537961 is about 176.9225937508.

Subtracting from 5537961 its reverse (1697355), we obtain a triangular number (3840606 = T₂₇₇₁).

The spelling of 5537961 in words is "five million, five hundred thirty-seven thousand, nine hundred sixty-one".