1402142552 has 32 divisors (see below), whose sum is σ = 2698660800. Its totient is φ = 682723104.

The previous prime is 1402142551. The next prime is 1402142557. The reversal of 1402142552 is 2552412041.

It is a super-2 number, since 2×1402142552² = 3932007472258145408, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1402142551) 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, 36623 + ... + 64385.

It is an arithmetic number, because the mean of its divisors is an integer number (84333150).

Almost surely, 2^1402142552 is an apocalyptic number.

It is an amenable number.

1402142552 is a deficient number, since it is larger than the sum of its proper divisors (1296518248).

1402142552 is a wasteful number, since it uses less digits than its factorization.

1402142552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27935 (or 27931 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 1402142552 is about 37445.1939773317. The cubic root of 1402142552 is about 1119.2593295958.

Adding to 1402142552 its reverse (2552412041), we get a palindrome (3954554593).

The spelling of 1402142552 in words is "one billion, four hundred two million, one hundred forty-two thousand, five hundred fifty-two".