1040402334 has 64 divisors (see below), whose sum is σ = 2186611200. Its totient is φ = 329696640.

The previous prime is 1040402327. The next prime is 1040402359. The reversal of 1040402334 is 4332040401.

It is a self number, because there is not a number n which added to its sum of digits gives 1040402334.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2348317 + ... + 2348759.

It is an arithmetic number, because the mean of its divisors is an integer number (34165800).

Almost surely, 2^1040402334 is an apocalyptic number.

1040402334 is an abundant number, since it is smaller than the sum of its proper divisors (1146208866).

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

1040402334 is a wasteful number, since it uses less digits than its factorization.

1040402334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 705.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 1040402334 is about 32255.2683138739. The cubic root of 1040402334 is about 1013.2900371285.

Adding to 1040402334 its reverse (4332040401), we get a palindrome (5372442735).

The spelling of 1040402334 in words is "one billion, forty million, four hundred two thousand, three hundred thirty-four".