240352425 has 18 divisors (see below), whose sum is σ = 430498302. Its totient is φ = 128187840.

The previous prime is 240352423. The next prime is 240352439. The reversal of 240352425 is 524253042.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 63489024 + 176863401 = 7968^2 + 13299^2 .

It is not a de Polignac number, because 240352425 - 2¹ = 240352423 is a prime.

It is not an unprimeable number, because it can be changed into a prime (240352423) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 533892 + ... + 534341.

Almost surely, 2^240352425 is an apocalyptic number.

240352425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

240352425 is a deficient number, since it is larger than the sum of its proper divisors (190145877).

240352425 is a wasteful number, since it uses less digits than its factorization.

240352425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1068249 (or 1068241 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 240352425 is about 15503.3036801838. The cubic root of 240352425 is about 621.7505375354.

The spelling of 240352425 in words is "two hundred forty million, three hundred fifty-two thousand, four hundred twenty-five".