402076770 has 32 divisors (see below), whose sum is σ = 965736000. Its totient is φ = 107136960.

The previous prime is 402076729. The next prime is 402076771. The reversal of 402076770 is 77670204.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (402076771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40500 + ... + 49440.

It is an arithmetic number, because the mean of its divisors is an integer number (30179250).

Almost surely, 2^402076770 is an apocalyptic number.

402076770 is an abundant number, since it is smaller than the sum of its proper divisors (563659230).

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

402076770 is a wasteful number, since it uses less digits than its factorization.

402076770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10450.

The product of its (nonzero) digits is 16464, while the sum is 33.

The square root of 402076770 is about 20051.8520341638. The cubic root of 402076770 is about 738.0792469304.

The spelling of 402076770 in words is "four hundred two million, seventy-six thousand, seven hundred seventy".