1046252440 has 16 divisors (see below), whose sum is σ = 2354068080. Its totient is φ = 418500960.

The previous prime is 1046252429. The next prime is 1046252443. The reversal of 1046252440 is 442526401.

It is a junction number, because it is equal to n+sod(n) for n = 1046252399 and 1046252408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1046252443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13078116 + ... + 13078195.

It is an arithmetic number, because the mean of its divisors is an integer number (147129255).

Almost surely, 2^1046252440 is an apocalyptic number.

1046252440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1046252440 is an abundant number, since it is smaller than the sum of its proper divisors (1307815640).

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

1046252440 is a wasteful number, since it uses less digits than its factorization.

1046252440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26156322 (or 26156318 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

The square root of 1046252440 is about 32345.8256966799. The cubic root of 1046252440 is about 1015.1857069994.

Adding to 1046252440 its reverse (442526401), we get a palindrome (1488778841).

The spelling of 1046252440 in words is "one billion, forty-six million, two hundred fifty-two thousand, four hundred forty".