402463155 has 16 divisors (see below), whose sum is σ = 648266400. Its totient is φ = 213205248.

The previous prime is 402463133. The next prime is 402463157. The reversal of 402463155 is 551364204.

It is not a de Polignac number, because 402463155 - 2⁵ = 402463123 is a prime.

It is a super-2 number, since 2×402463155² = 323953182265108050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (402463157) 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 in 15 ways as a sum of consecutive naturals, for example, 87802 + ... + 92271.

It is an arithmetic number, because the mean of its divisors is an integer number (40516650).

Almost surely, 2^402463155 is an apocalyptic number.

402463155 is a deficient number, since it is larger than the sum of its proper divisors (245803245).

402463155 is a wasteful number, since it uses less digits than its factorization.

402463155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180230.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 402463155 is about 20061.4843668159. The cubic root of 402463155 is about 738.3155960299.

The spelling of 402463155 in words is "four hundred two million, four hundred sixty-three thousand, one hundred fifty-five".