400536362 has 4 divisors (see below), whose sum is σ = 600804546. Its totient is φ = 200268180.

The previous prime is 400536361. The next prime is 400536373. The reversal of 400536362 is 263635004.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 336392281 + 64144081 = 18341^2 + 8009^2 .

It is not an unprimeable number, because it can be changed into a prime (400536361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100134089 + ... + 100134092.

Almost surely, 2^400536362 is an apocalyptic number.

400536362 is a deficient number, since it is larger than the sum of its proper divisors (200268184).

400536362 is a wasteful number, since it uses less digits than its factorization.

400536362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200268183.

The product of its (nonzero) digits is 12960, while the sum is 29.

The square root of 400536362 is about 20013.4045579457. The cubic root of 400536362 is about 737.1354817217.

The spelling of 400536362 in words is "four hundred million, five hundred thirty-six thousand, three hundred sixty-two".