406736436 has 24 divisors (see below), whose sum is σ = 962054464. Its totient is φ = 133721280.

The previous prime is 406736419. The next prime is 406736453. The reversal of 406736436 is 634637604.

It is an interprime number because it is at equal distance from previous prime (406736419) and next prime (406736453).

It is a junction number, because it is equal to n+sod(n) for n = 406736394 and 406736403.

It is a congruent number.

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, 231280 + ... + 233031.

Almost surely, 2^406736436 is an apocalyptic number.

It is an amenable number.

406736436 is an abundant number, since it is smaller than the sum of its proper divisors (555318028).

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

406736436 is a wasteful number, since it uses less digits than its factorization.

406736436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 464391 (or 464389 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 39.

The square root of 406736436 is about 20167.7077527418. The cubic root of 406736436 is about 740.9195022202.

The spelling of 406736436 in words is "four hundred six million, seven hundred thirty-six thousand, four hundred thirty-six".