1046451400 has 24 divisors (see below), whose sum is σ = 2432999970. Its totient is φ = 418580480.

The previous prime is 1046451383. The next prime is 1046451433. The reversal of 1046451400 is 41546401.

It can be written as a sum of positive squares in 3 ways, for example, as 993132196 + 53319204 = 31514^2 + 7302^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2615929 + ... + 2616328.

Almost surely, 2^1046451400 is an apocalyptic number.

1046451400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1046451400 is an abundant number, since it is smaller than the sum of its proper divisors (1386548570).

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

1046451400 is a wasteful number, since it uses less digits than its factorization.

1046451400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5232273 (or 5232264 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 1046451400 is about 32348.9010632510. The cubic root of 1046451400 is about 1015.2500536582.

Adding to 1046451400 its reverse (41546401), we get a palindrome (1087997801).

The spelling of 1046451400 in words is "one billion, forty-six million, four hundred fifty-one thousand, four hundred".