40725514 has 4 divisors (see below), whose sum is σ = 61088274. Its totient is φ = 20362756.

The previous prime is 40725511. The next prime is 40725521. The reversal of 40725514 is 41552704.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 40259025 + 466489 = 6345^2 + 683^2 .

It is not an unprimeable number, because it can be changed into a prime (40725511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10181377 + ... + 10181380.

Almost surely, 2^40725514 is an apocalyptic number.

40725514 is a deficient number, since it is larger than the sum of its proper divisors (20362760).

40725514 is a wasteful number, since it uses less digits than its factorization.

40725514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20362759.

The product of its (nonzero) digits is 5600, while the sum is 28.

The square root of 40725514 is about 6381.6544876701. The cubic root of 40725514 is about 344.0504984907.

It can be divided in two parts, 407 and 25514, that added together give a square (25921 = 161²).

The spelling of 40725514 in words is "forty million, seven hundred twenty-five thousand, five hundred fourteen".