340650426 has 16 divisors (see below), whose sum is σ = 689510304. Its totient is φ = 112181904.

The previous prime is 340650383. The next prime is 340650461. The reversal of 340650426 is 624056043.

It is a super-4 number, since 4×340650426⁴ (a number of 35 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 340650393 and 340650402.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 341521 + ... + 342516.

It is an arithmetic number, because the mean of its divisors is an integer number (43094394).

Almost surely, 2^340650426 is an apocalyptic number.

340650426 is an abundant number, since it is smaller than the sum of its proper divisors (348859878).

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

340650426 is a wasteful number, since it uses less digits than its factorization.

340650426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 684125.

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 340650426 is about 18456.7176388436. The cubic root of 340650426 is about 698.3979867851.

The spelling of 340650426 in words is "three hundred forty million, six hundred fifty thousand, four hundred twenty-six".