1400473748 has 6 divisors (see below), whose sum is σ = 2450829066. Its totient is φ = 700236872.

The previous prime is 1400473699. The next prime is 1400473757. The reversal of 1400473748 is 8473740041.

It can be written as a sum of positive squares in only one way, i.e., 967334404 + 433139344 = 31102^2 + 20812^2 .

It is a super-2 number, since 2×1400473748² = 3922653437674335008, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175059215 + ... + 175059222.

It is an arithmetic number, because the mean of its divisors is an integer number (408471511).

Almost surely, 2^1400473748 is an apocalyptic number.

It is an amenable number.

1400473748 is a deficient number, since it is larger than the sum of its proper divisors (1050355318).

1400473748 is a wasteful number, since it uses less digits than its factorization.

1400473748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350118441 (or 350118439 counting only the distinct ones).

The product of its (nonzero) digits is 75264, while the sum is 38.

The square root of 1400473748 is about 37422.9040562060. The cubic root of 1400473748 is about 1118.8151127672.

The spelling of 1400473748 in words is "one billion, four hundred million, four hundred seventy-three thousand, seven hundred forty-eight".