1400426552 has 16 divisors (see below), whose sum is σ = 3000914160. Its totient is φ = 600182784.

The previous prime is 1400426513. The next prime is 1400426557. The reversal of 1400426552 is 2556240041.

It is a super-2 number, since 2×1400426552² = 3922389055093217408, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1400426557) 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, 12503753 + ... + 12503864.

It is an arithmetic number, because the mean of its divisors is an integer number (187557135).

Almost surely, 2^1400426552 is an apocalyptic number.

It is an amenable number.

1400426552 is an abundant number, since it is smaller than the sum of its proper divisors (1600487608).

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

1400426552 is a wasteful number, since it uses less digits than its factorization.

1400426552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25007630 (or 25007626 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 1400426552 is about 37422.2734744964. The cubic root of 1400426552 is about 1118.8025445937.

Adding to 1400426552 its reverse (2556240041), we get a palindrome (3956666593).

The spelling of 1400426552 in words is "one billion, four hundred million, four hundred twenty-six thousand, five hundred fifty-two".