402701436 has 24 divisors (see below), whose sum is σ = 1044041040. Its totient is φ = 134233776.

The previous prime is 402701419. The next prime is 402701437. The reversal of 402701436 is 634107204.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402701437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1864251 + ... + 1864466.

It is an arithmetic number, because the mean of its divisors is an integer number (43501710).

Almost surely, 2^402701436 is an apocalyptic number.

It is an amenable number.

402701436 is an abundant number, since it is smaller than the sum of its proper divisors (641339604).

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

402701436 is a wasteful number, since it uses less digits than its factorization.

402701436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3728730 (or 3728722 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 402701436 is about 20067.4222559849. The cubic root of 402701436 is about 738.4612755107.

The spelling of 402701436 in words is "four hundred two million, seven hundred one thousand, four hundred thirty-six".