1402554252 has 96 divisors (see below), whose sum is σ = 3633557760. Its totient is φ = 417530880.

The previous prime is 1402554233. The next prime is 1402554259. The reversal of 1402554252 is 2524552041.

It is not an unprimeable number, because it can be changed into a prime (1402554259) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3429024 + ... + 3429432.

It is an arithmetic number, because the mean of its divisors is an integer number (37849560).

Almost surely, 2^1402554252 is an apocalyptic number.

1402554252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1402554252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1816778880).

1402554252 is an abundant number, since it is smaller than the sum of its proper divisors (2231003508).

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

1402554252 is a wasteful number, since it uses less digits than its factorization.

1402554252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 823 (or 821 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 30.

The square root of 1402554252 is about 37450.6909415567. The cubic root of 1402554252 is about 1119.3688652900.

The spelling of 1402554252 in words is "one billion, four hundred two million, five hundred fifty-four thousand, two hundred fifty-two".