425354340 has 24 divisors (see below), whose sum is σ = 1190992320. Its totient is φ = 113427808.

The previous prime is 425354287. The next prime is 425354351. The reversal of 425354340 is 43453524.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 425354298 and 425354307.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3544560 + ... + 3544679.

It is an arithmetic number, because the mean of its divisors is an integer number (49624680).

Almost surely, 2^425354340 is an apocalyptic number.

It is an amenable number.

425354340 is an abundant number, since it is smaller than the sum of its proper divisors (765637980).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

425354340 is a wasteful number, since it uses less digits than its factorization.

425354340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7089251 (or 7089249 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 30.

The square root of 425354340 is about 20624.1203448777. The cubic root of 425354340 is about 752.0561887433.

The spelling of 425354340 in words is "four hundred twenty-five million, three hundred fifty-four thousand, three hundred forty".