3745402425 has 36 divisors (see below), whose sum is σ = 6747279084. Its totient is φ = 1985980800.

The previous prime is 3745402393. The next prime is 3745402429. The reversal of 3745402425 is 5242045473.

3745402425 is a `hidden beast` number, since 3 + 74 + 540 + 2 + 42 + 5 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 724471056 + 3020931369 = 26916^2 + 54963^2 .

It is not a de Polignac number, because 3745402425 - 2⁵ = 3745402393 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3745402425.

It is not an unprimeable number, because it can be changed into a prime (3745402429) 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, 9186 + ... + 87035.

It is an arithmetic number, because the mean of its divisors is an integer number (187424419).

Almost surely, 2^3745402425 is an apocalyptic number.

It is an amenable number.

3745402425 is a deficient number, since it is larger than the sum of its proper divisors (3001876659).

3745402425 is a wasteful number, since it uses less digits than its factorization.

3745402425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96410 (or 96402 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 36.

The square root of 3745402425 is about 61199.6930139359. The cubic root of 3745402425 is about 1552.9810717917.

Adding to 3745402425 its reverse (5242045473), we get a palindrome (8987447898).

The spelling of 3745402425 in words is "three billion, seven hundred forty-five million, four hundred two thousand, four hundred twenty-five".