245946436 has 12 divisors (see below), whose sum is σ = 444290560. Its totient is φ = 119006280.

The previous prime is 245946409. The next prime is 245946439. The reversal of 245946436 is 634649542.

It is a happy number.

It is a super-2 number, since 2×245946436² = 120979298762204192, which contains 22 as substring.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 245946392 and 245946401.

It is not an unprimeable number, because it can be changed into a prime (245946439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 991596 + ... + 991843.

Almost surely, 2^245946436 is an apocalyptic number.

It is an amenable number.

245946436 is a deficient number, since it is larger than the sum of its proper divisors (198344124).

245946436 is a wasteful number, since it uses less digits than its factorization.

245946436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1983474 (or 1983472 counting only the distinct ones).

The product of its digits is 622080, while the sum is 43.

The square root of 245946436 is about 15682.6794904442. The cubic root of 245946436 is about 626.5371749695.

The spelling of 245946436 in words is "two hundred forty-five million, nine hundred forty-six thousand, four hundred thirty-six".