1012423632 has 80 divisors (see below), whose sum is σ = 2866102272. Its totient is φ = 305407360.

The previous prime is 1012423589. The next prime is 1012423651. The reversal of 1012423632 is 2363242101.

1012423632 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1012423632² = 2050003221264142848, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115633 + ... + 124079.

Almost surely, 2^1012423632 is an apocalyptic number.

1012423632 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 1012423632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1433051136).

1012423632 is an abundant number, since it is smaller than the sum of its proper divisors (1853678640).

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

1012423632 is a wasteful number, since it uses less digits than its factorization.

1012423632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8696 (or 8690 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 1012423632 is about 31818.6051234180. The cubic root of 1012423632 is about 1004.1241784364.

Adding to 1012423632 its reverse (2363242101), we get a palindrome (3375665733).

The spelling of 1012423632 in words is "one billion, twelve million, four hundred twenty-three thousand, six hundred thirty-two".