42592925 has 6 divisors (see below), whose sum is σ = 52815258. Its totient is φ = 34074320.

The previous prime is 42592903. The next prime is 42592931. The reversal of 42592925 is 52929524.

It can be written as a sum of positive squares in 3 ways, for example, as 3829849 + 38763076 = 1957^2 + 6226^2 .

It is not a de Polignac number, because 42592925 - 2¹⁶ = 42527389 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 851834 + ... + 851883.

It is an arithmetic number, because the mean of its divisors is an integer number (8802543).

Almost surely, 2^42592925 is an apocalyptic number.

It is an amenable number.

42592925 is a deficient number, since it is larger than the sum of its proper divisors (10222333).

42592925 is a wasteful number, since it uses less digits than its factorization.

42592925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1703727 (or 1703722 counting only the distinct ones).

The product of its digits is 64800, while the sum is 38.

The square root of 42592925 is about 6526.3255358586. The cubic root of 42592925 is about 349.2307595586.

The spelling of 42592925 in words is "forty-two million, five hundred ninety-two thousand, nine hundred twenty-five".