402153462 has 48 divisors (see below), whose sum is σ = 925359552. Its totient is φ = 125786880.

The previous prime is 402153439. The next prime is 402153463. The reversal of 402153462 is 264351204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402153463) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 110512 + ... + 114092.

It is an arithmetic number, because the mean of its divisors is an integer number (19278324).

Almost surely, 2^402153462 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 402153462, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (462679776).

402153462 is an abundant number, since it is smaller than the sum of its proper divisors (523206090).

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

402153462 is a wasteful number, since it uses less digits than its factorization.

402153462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3973 (or 3970 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 402153462 is about 20053.7642850413. The cubic root of 402153462 is about 738.1261709503.

The spelling of 402153462 in words is "four hundred two million, one hundred fifty-three thousand, four hundred sixty-two".