1406376772 has 6 divisors (see below), whose sum is σ = 2461159358. Its totient is φ = 703188384.

The previous prime is 1406376749. The next prime is 1406376781. The reversal of 1406376772 is 2776736041.

It can be written as a sum of positive squares in only one way, i.e., 1163764996 + 242611776 = 34114^2 + 15576^2 .

It is a super-2 number, since 2×1406376772² = 3955791249642279968, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175797093 + ... + 175797100.

Almost surely, 2^1406376772 is an apocalyptic number.

It is an amenable number.

1406376772 is a deficient number, since it is larger than the sum of its proper divisors (1054782586).

1406376772 is a wasteful number, since it uses less digits than its factorization.

1406376772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351594197 (or 351594195 counting only the distinct ones).

The product of its (nonzero) digits is 296352, while the sum is 43.

The square root of 1406376772 is about 37501.6902552405. The cubic root of 1406376772 is about 1120.3848517991.

The spelling of 1406376772 in words is "one billion, four hundred six million, three hundred seventy-six thousand, seven hundred seventy-two".