40923425 has 6 divisors (see below), whose sum is σ = 50745078. Its totient is φ = 32738720.

The previous prime is 40923419. The next prime is 40923433. The reversal of 40923425 is 52432904.

It can be written as a sum of positive squares in 3 ways, for example, as 6431296 + 34492129 = 2536^2 + 5873^2 .

It is not a de Polignac number, because 40923425 - 2⁶ = 40923361 is a prime.

It is a Duffinian 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, 818444 + ... + 818493.

It is an arithmetic number, because the mean of its divisors is an integer number (8457513).

Almost surely, 2^40923425 is an apocalyptic number.

It is an amenable number.

40923425 is a deficient number, since it is larger than the sum of its proper divisors (9821653).

40923425 is a wasteful number, since it uses less digits than its factorization.

40923425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1636947 (or 1636942 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 40923425 is about 6397.1419399604. The cubic root of 40923425 is about 344.6069177037.

The spelling of 40923425 in words is "forty million, nine hundred twenty-three thousand, four hundred twenty-five".